Algebra Examples

$7 {(3)}^{x + 1} - 5^{x + 2} = 3^{x + 4} - 5^{x + 3}$

Step 1

Remove parentheses.

$7 \cdot 3^{x + 1} - 5^{x + 2} = 3^{x + 4} - 5^{x + 3}$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x = - 1$

Step 3