SOLUTION: {{{ 7+3(x+1)=2x+9. }}} Okay, so neither me, nor my mom, understand this question. Here is what I have tried so far. Work: {{{ 7+3(x+1)=2x+9 }}} {{{ 10(x+1)=2x+9 }}} {{{ 1

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Question 750966:
Okay, so neither me, nor my mom, understand this question. Here is what I have tried so far.
Work:







Many thanks,
Sarah

Answer by FrankM(1040)   (Show Source): You can put this solution on YOUR website!

order matters.
The 3(x+1) gets done first, The 3 has to multiply what's inside the parenthesis first.
7+3x+3=2x+9
3x+10=2x+9
x=-1

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