Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
6901	Solve Using an Inverse Matrix	x-2y=2 , x+y=3	$x - 2 y = 2$ , $x + y = 3$
6902	Solve Using an Inverse Matrix	x-2y=-24 , x-y=4	$x - 2 y = - 24$ , $x - y = 4$
6903	Solve Using an Inverse Matrix	x-2y=3 , 2x-3y=9	$x - 2 y = 3$ , $2 x - 3 y = 9$
6904	Solve Using an Inverse Matrix	-x-2y=3 , -2x-4y=6	$- x - 2 y = 3$ , $- 2 x - 4 y = 6$
6905	Solve Using an Inverse Matrix	x-2y=35 , y=-15	$x - 2 y = 35$ , $y = - 15$
6906	Solve Using an Inverse Matrix	x-2y=-4 , 2x+z=5 , y-3z=-6	$x - 2 y = - 4$ , $2 x + z = 5$ , $y - 3 z = - 6$
6907	Solve Using an Inverse Matrix	x-2y=4 , 3x+4y=2	$x - 2 y = 4$ , $3 x + 4 y = 2$
6908	Solve Using an Inverse Matrix	x-2y=6 , -x+2y=-6	$x - 2 y = 6$ , $- x + 2 y = - 6$
6909	Solve Using an Inverse Matrix	x-2y=8 , 4x-8y=-14	$x - 2 y = 8$ , $4 x - 8 y = - 14$
6910	Solve Using an Inverse Matrix	-x-2z=2 , 2x-y=2 , 3y+4z=1	$- x - 2 z = 2$ , $2 x - y = 2$ , $3 y + 4 z = 1$
6911	Find the Domain	x-y=-4	$x - y = - 4$
6912	Solve Using an Inverse Matrix	x-2z=2 , x+y-2z=1 , 2x-2y-2z=-1	$x - 2 z = 2$ , $x + y - 2 z = 1$ , $2 x - 2 y - 2 z = - 1$
6913	Solve Using an Inverse Matrix	x-3y+2z=8 , 2x-7y-z=-9 , x+2y-z=-7	$x - 3 y + 2 z = 8$ , $2 x - 7 y - z = - 9$ , $x + 2 y - z = - 7$
6914	Solve Using an Inverse Matrix	-x-3y+3=0 , x+3y=3	$- x - 3 y + 3 = 0$ , $x + 3 y = 3$
6915	Solve Using an Inverse Matrix	x-3y=(-5) , 2x-y=0	$x - 3 y = (- 5)$ , $2 x - y = 0$
6916	Solve Using an Inverse Matrix	x-3y=-3 , -x+3y+3=0	$x - 3 y = - 3$ , $- x + 3 y + 3 = 0$
6917	Solve Using an Inverse Matrix	x-3y=-4 , 2x+6y=5	$x - 3 y = - 4$ , $2 x + 6 y = 5$
6918	Solve Using an Inverse Matrix	x-3y=5 , -2x+6y=-10	$x - 3 y = 5$ , $- 2 x + 6 y = - 10$
6919	Solve Using an Inverse Matrix	y=3x+1 , y=5x-3	$y = 3 x + 1$ , $y = 5 x - 3$
6920	Solve Using an Inverse Matrix	y=3x+17 , y=-2x-8	$y = 3 x + 17$ , $y = - 2 x - 8$
6921	Solve Using an Inverse Matrix	y=3x+2 , x-4y=9	$y = 3 x + 2$ , $x - 4 y = 9$
6922	Solve Using an Inverse Matrix	y=-3x+3 , 5x+y=5	$y = - 3 x + 3$ , $5 x + y = 5$
6923	Solve Using an Inverse Matrix	y=-3x+5 , 5x-4y=-3	$y = - 3 x + 5$ , $5 x - 4 y = - 3$
6924	Solve Using an Inverse Matrix	y=3x+5 , x=-4	$y = 3 x + 5$ , $x = - 4$
6925	Solve Using an Inverse Matrix	y=3x+8 , 5x+2y=5	$y = 3 x + 8$ , $5 x + 2 y = 5$
6926	Solve Using an Inverse Matrix	y=3x-13 , y=5x-19	$y = 3 x - 13$ , $y = 5 x - 19$
6927	Solve Using an Inverse Matrix	y=3x-18 , -3+y=24	$y = 3 x - 18$ , $- 3 + y = 24$
6928	Solve Using an Inverse Matrix	y=3x-4 , y=-1/2x+3	$y = 3 x - 4$ , $y = - \frac{1}{2} x + 3$
6929	Solve Using an Inverse Matrix	y=3x-4 , y=2/3x+2	$y = 3 x - 4$ , $y = \frac{2}{3} x + 2$
6930	Solve Using an Inverse Matrix	y=3x-5 , 21x-35=7y	$y = 3 x - 5$ , $21 x - 35 = 7 y$
6931	Solve Using an Inverse Matrix	y=3x-8 , 5x+y=6	$y = 3 x - 8$ , $5 x + y = 6$
6932	Solve Using an Inverse Matrix	y=3x-8 , y=2x+7	$y = 3 x - 8$ , $y = 2 x + 7$
6933	Find Reduced Row Echelon Form	[[1,2],[3,4]]	$[\begin{array}{c} 1 & 2 \\ 3 & 4 \end{array}]$
6934	Find Reduced Row Echelon Form	[[2,5,-1],[-1,0,-2],[3,4,2]]	$[\begin{array}{c} 2 & 5 & - 1 \\ - 1 & 0 & - 2 \\ 3 & 4 & 2 \end{array}]$
6935	Solve Using an Inverse Matrix	y=4 , y=-x	$y = 4$ , $y = - x$
6936	Solve Using an Inverse Matrix	y=4-x , 3x+3y=12	$y = 4 - x$ , $3 x + 3 y = 12$
6937	Solve Using an Inverse Matrix	y=4x , y=-x	$y = 4 x$ , $y = - x$
6938	Solve Using an Inverse Matrix	y=4x+1 , 12x-y=7	$y = 4 x + 1$ , $12 x - y = 7$
6939	Solve Using an Inverse Matrix	y=4x+16 , -3x+8y=23	$y = 4 x + 16$ , $- 3 x + 8 y = 23$
6940	Solve Using an Inverse Matrix	y=4x+3x-2 , y=6	$y = 4 x + 3 x - 2$ , $y = 6$
6941	Solve Using an Inverse Matrix	y=4x+4 , 4x-y=-4	$y = 4 x + 4$ , $4 x - y = - 4$
6942	Solve Using an Inverse Matrix	y=4x-1 , y-2x=1	$y = 4 x - 1$ , $y - 2 x = 1$
6943	Solve Using an Inverse Matrix	y=4x-3 , y=3x-1	$y = 4 x - 3$ , $y = 3 x - 1$
6944	Find the Adjoint	[[6,2,8],[-3,4,1],[4,-4,5]]	$[\begin{array}{c} 6 & 2 & 8 \\ - 3 & 4 & 1 \\ 4 & - 4 & 5 \end{array}]$
6945	Solve Using an Inverse Matrix	y=-5x+1 , y=-3x-1	$y = - 5 x + 1$ , $y = - 3 x - 1$
6946	Solve Using an Inverse Matrix	y=5x+2 , 8y=53x	$y = 5 x + 2$ , $8 y = 53 x$
6947	Solve Using an Inverse Matrix	y=5x+5 , y=15x-25	$y = 5 x + 5$ , $y = 15 x - 25$
6948	Solve Using an Inverse Matrix	y=5x+8 , y=8x+9	$y = 5 x + 8$ , $y = 8 x + 9$
6949	Solve Using an Inverse Matrix	y=-5x-26 , 5y=3x-18	$y = - 5 x - 26$ , $5 y = 3 x - 18$
6950	Solve Using an Inverse Matrix	y=5x-7 , -3x-2y=-12	$y = 5 x - 7$ , $- 3 x - 2 y = - 12$
6951	Solve Using an Inverse Matrix	y=-5x-9 , -y=6x+2	$y = - 5 x - 9$ , $- y = 6 x + 2$
6952	Solve Using an Inverse Matrix	y=60x+5 , y=40x+40	$y = 60 x + 5$ , $y = 40 x + 40$
6953	Solve Using an Inverse Matrix	y=6x , 2x+3y=-20	$y = 6 x$ , $2 x + 3 y = - 20$
6954	Solve Using an Inverse Matrix	y=6x+2 , y=6x+27	$y = 6 x + 2$ , $y = 6 x + 27$
6955	Solve Using an Inverse Matrix	y=6x+2 , y=6x-3	$y = 6 x + 2$ , $y = 6 x - 3$
6956	Solve Using an Inverse Matrix	y=-6x+32 , y=-6+32	$y = - 6 x + 32$ , $y = - 6 + 32$
6957	Solve Using an Inverse Matrix	y=6x-11 , -2x-3y=-7	$y = 6 x - 11$ , $- 2 x - 3 y = - 7$
6958	Solve Using an Inverse Matrix	y=6x-6 , y-6x=5	$y = 6 x - 6$ , $y - 6 x = 5$
6959	Solve Using an Inverse Matrix	y=7 , -8x+6y=-22	$y = 7$ , $- 8 x + 6 y = - 22$
6960	Solve Using an Inverse Matrix	y=7x-10 , y=-3	$y = 7 x - 10$ , $y = - 3$
6961	Solve Using an Inverse Matrix	y=-8x , 2x+4y=0	$y = - 8 x$ , $2 x + 4 y = 0$
6962	Solve Using an Inverse Matrix	y=8x-8 , y-8x=3	$y = 8 x - 8$ , $y - 8 x = 3$
6963	Solve Using an Inverse Matrix	y=-9x+4 , y=-5x+10	$y = - 9 x + 4$ , $y = - 5 x + 10$
6964	Solve Using an Inverse Matrix	y=9x-9 , y=9	$y = 9 x - 9$ , $y = 9$
6965	Solve Using an Inverse Matrix	y=-x , y=-2x-1	$y = - x$ , $y = - 2 x - 1$
6966	Solve Using an Inverse Matrix	y=x+1 , y=-x+5	$y = x + 1$ , $y = - x + 5$
6967	Solve Using an Inverse Matrix	y=x+1 , y=-4x+10	$y = x + 1$ , $y = - 4 x + 10$
6968	Solve Using an Inverse Matrix	y=x+1 , y=-x-3	$y = x + 1$ , $y = - x - 3$
6969	Solve Using an Inverse Matrix	y=x+1000 , 0.04x+0.065y=668.75	$y = x + 1000$ , $0.04 x + 0.065 y = 668.75$
6970	Solve Using an Inverse Matrix	y=x+2 , y=5-x	$y = x + 2$ , $y = 5 - x$
6971	Solve Using an Inverse Matrix	y=x+3 , 2x+y=-6	$y = x + 3$ , $2 x + y = - 6$
6972	Solve Using an Inverse Matrix	y=-x+4 , y=5x-14	$y = - x + 4$ , $y = 5 x - 14$
6973	Solve Using an Inverse Matrix	y=x+4 , y=-2x-2	$y = x + 4$ , $y = - 2 x - 2$
6974	Solve Using an Inverse Matrix	y=-x+4 , y=3x	$y = - x + 4$ , $y = 3 x$
6975	Solve Using an Inverse Matrix	y=x+5 , 4x+y=20	$y = x + 5$ , $4 x + y = 20$
6976	Solve Using an Inverse Matrix	y=x+6 , y=-x-4	$y = x + 6$ , $y = - x - 4$
6977	Solve Using an Inverse Matrix	y=x+6 , y=8-x	$y = x + 6$ , $y = 8 - x$
6978	Solve Using an Inverse Matrix	y=-x+9 , y=x+1	$y = - x + 9$ , $y = x + 1$
6979	Solve Using an Inverse Matrix	y=x-2 , 2x+y=10	$y = x - 2$ , $2 x + y = 10$
6980	Solve Using an Inverse Matrix	y=x-2 , y=-2x+7	$y = x - 2$ , $y = - 2 x + 7$
6981	Solve Using an Inverse Matrix	y=x-3 , y=-1/2x+3/2	$y = x - 3$ , $y = - \frac{1}{2} x + \frac{3}{2}$
6982	Solve Using an Inverse Matrix	y=x-3 , y=-x+5	$y = x - 3$ , $y = - x + 5$
6983	Solve Using an Inverse Matrix	y=x-4 , x+y=10	$y = x - 4$ , $x + y = 10$
6984	Solve Using an Inverse Matrix	y=x-7 , 2x+y=8	$y = x - 7$ , $2 x + y = 8$
6985	Solve Using an Inverse Matrix	y=x-8 , 2x+y=4	$y = x - 8$ , $2 x + y = 4$
6986	Solve Using an Inverse Matrix	y-4x=3 , 2x-3y=-21	$y - 4 x = 3$ , $2 x - 3 y = - 21$
6987	Solve Using an Inverse Matrix	y-x=2 , y=3x-4	$y - x = 2$ , $y = 3 x - 4$
6988	Solve Using an Inverse Matrix	z+y+z=11 , x+y-10z=22 , -10x+y+z=0	$z + y + z = 11$ , $x + y - 10 z = 22$ , $- 10 x + y + z = 0$
6989	Solve Using an Inverse Matrix	z=3 , y-6x=8 , x=3y-5z	$z = 3$ , $y - 6 x = 8$ , $x = 3 y - 5 z$
6990	Solve the Matrix Equation	2C=[[5,3],[1,2]]-5D[[4,2],[3,5]]	$2 C = [\begin{array}{c} 5 & 3 \\ 1 & 2 \end{array}] - 5 D [\begin{array}{c} 4 & 2 \\ 3 & 5 \end{array}]$
6991	Solve the Matrix Equation	2x+[[4,-5],[1,-12]]=[[10,1],[-7,-2]]	$2 x + [\begin{array}{c} 4 & - 5 \\ 1 & - 12 \end{array}] = [\begin{array}{c} 10 & 1 \\ - 7 & - 2 \end{array}]$
6992	Solve Using an Inverse Matrix	y=-1/2x+2 , y=x-1	$y = - \frac{1}{2} x + 2$ , $y = x - 1$
6993	Solve Using an Inverse Matrix	y=1/2x+3 , 9x-1=y	$y = \frac{1}{2} x + 3$ , $9 x - 1 = y$
6994	Solve Using an Inverse Matrix	y=1/2x+4 , y=-2x-1	$y = \frac{1}{2} x + 4$ , $y = - 2 x - 1$
6995	Solve Using an Inverse Matrix	y=-1/2x+4 , y+2x=1	$y = - \frac{1}{2} x + 4$ , $y + 2 x = 1$
6996	Solve Using an Inverse Matrix	y=-1/2x+4 , y=-1/2x-2	$y = \frac{- 1}{2} x + 4$ , $y = \frac{- 1}{2} x - 2$
6997	Solve Using an Inverse Matrix	y=1/2x-2 , y=x-3	$y = \frac{1}{2} x - 2$ , $y = x - 3$
6998	Solve Using an Inverse Matrix	y=1/2x-8 , 2x+5y=-13	$y = \frac{1}{2} x - 8$ , $2 x + 5 y = - 13$
6999	Solve Using an Inverse Matrix	y=1/3x+3 , 2x+y=-4	$y = \frac{1}{3} x + 3$ , $2 x + y = - 4$
7000	Solve Using an Inverse Matrix	y=-1/3x-1 , -x-3y=3	$y = - \frac{1}{3} x - 1$ , $- x - 3 y = 3$