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3 votes
I need help on how to do # 18 I literally can't even figure it out

I need help on how to do # 18 I literally can't even figure it out-example-1
User Yoeri
by
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1 Answer

5 votes
set 3x+5=x+15.
solve for x

3x=x+15-5
3x-x=15-5
2x=10 divide by 2 on each side
x=5
User Rigi
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