4(z+7)=5(z+2)

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Solution for 4(z+7)=5(z+2) equation:



4(z+7)=5(z+2)
We move all terms to the left:
4(z+7)-(5(z+2))=0
We multiply parentheses
4z-(5(z+2))+28=0
We calculate terms in parentheses: -(5(z+2)), so:
5(z+2)
We multiply parentheses
5z+10
Back to the equation:
-(5z+10)
We get rid of parentheses
4z-5z-10+28=0
We add all the numbers together, and all the variables
-1z+18=0
We move all terms containing z to the left, all other terms to the right
-z=-18
z=-18/-1
z=+18

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