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28-5=2x+3(x+3)
We move all terms to the left:
28-5-(2x+3(x+3))=0
We add all the numbers together, and all the variables
-(2x+3(x+3))+23=0
We calculate terms in parentheses: -(2x+3(x+3)), so:We get rid of parentheses
2x+3(x+3)
We multiply parentheses
2x+3x+9
We add all the numbers together, and all the variables
5x+9
Back to the equation:
-(5x+9)
-5x-9+23=0
We add all the numbers together, and all the variables
-5x+14=0
We move all terms containing x to the left, all other terms to the right
-5x=-14
x=-14/-5
x=2+4/5
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