Question

solve: 7x + 9 = 2x + 34

Explanation:

Step1: Subtract 2x from both sides

$7x - 2x + 9 = 2x - 2x + 34$
$5x + 9 = 34$

Step2: Subtract 9 from both sides

$5x + 9 - 9 = 34 - 9$
$5x = 25$

Step3: Divide by 5 on both sides

$\frac{5x}{5} = \frac{25}{5}$
$x = 5$

Answer:

$x=5$