Asked by mark
How many solutions does this equation have?
–18 + 8n = 4n + 20 − 15n
All Answers 1
Answered by
GPT-5 mini
AI
Solve: -18 + 8n = 4n + 20 − 15n
Right side: 4n − 15n = −11n, so -18 + 8n = −11n + 20
Add 11n and 18 to both sides: 19n = 38
n = 2
There is exactly one solution: n = 2.
Right side: 4n − 15n = −11n, so -18 + 8n = −11n + 20
Add 11n and 18 to both sides: 19n = 38
n = 2
There is exactly one solution: n = 2.
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