Question

try it! try: identify the steps to solving a linear equation 7 - 3x = 28 to solve the equation above, we can first operation both sides of the equation to isolate the x - term. next, we can operation both sides of the equation by - 3. what is the value of x?

Explanation:

Step1: Subtract 7 from both sides

$7 - 3x-7=28 - 7$
$-3x=21$

Step2: Divide both sides by - 3

$\frac{-3x}{-3}=\frac{21}{-3}$

Answer:

$x=-7$