Algebra Examples

$- 9 = - 4 x - 7 y$

Step 1

The standard form of a linear equation is $A x + B y = C$ .

Step 2

Move all terms containing variables to the left side of the equation.

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Step 2.1

Add $4 x$ to both sides of the equation.

$- 9 + 4 x = - 7 y$

Step 2.2

Add $7 y$ to both sides of the equation.

$- 9 + 4 x + 7 y = 0$

Step 2.3

Move $- 9$ .

$4 x + 7 y - 9 = 0$

Step 3

Add $9$ to both sides of the equation.

$4 x + 7 y = 9$

Step 4