Question

Solve for x: 3x + 7 = -2

Answer 1

The given equation is:

3x + 7 = -2

Collect like terms:

"7" crosses the equal to sign to the right and becomes "-7"

The equation then becomes

3x = -2 - 7

3x = -9

Divide both sides by 3

3x / 3 = -9/3

x = -3