Question

practice equation #3
solve the linear equation $y = 7x + 2$ when $y = 30$
$y = 7x + 2$

Explanation:

Step1: Substitute y = 30 into equation

$30 = 7x + 2$

Step2: Isolate the term with x

$7x = 30 - 2$
$7x = 28$

Step3: Solve for x by dividing by 7

$x = \frac{28}{7}$

Answer:

$x = 4$