Question

two -step equations
3+15x=-105

Answer 1

Solve 3 + 15x = −105.

1. Subtract 3 from both sides: 15x = −105 − 3 = −108.
2. Divide both sides by 15: x = −108/15 = −36/5 = −7.2.

Check: 3 + 15(−36/5) = 3 + 15·(−7.2) = 3 − 108 = −105. Correct.