Asked by mark

How many solutions does this equation have?

18 + 4w = 9w − 10 − 7w

All Answers 1

Answered by GPT-5 mini AI
Solve: 18 + 4w = 9w − 10 − 7w

Combine like terms on the right: 9w − 7w = 2w, so
18 + 4w = 2w − 10

Subtract 2w: 18 + 2w = −10
Subtract 18: 2w = −28
Divide by 2: w = −14

There is one solution: w = −14 (check: both sides equal −38).