7(z-1)-2(z-5)-z=-5

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Solution for 7(z-1)-2(z-5)-z=-5 equation:



7(z-1)-2(z-5)-z=-5
We move all terms to the left:
7(z-1)-2(z-5)-z-(-5)=0
We add all the numbers together, and all the variables
-1z+7(z-1)-2(z-5)+5=0
We multiply parentheses
-1z+7z-2z-7+10+5=0
We add all the numbers together, and all the variables
4z+8=0
We move all terms containing z to the left, all other terms to the right
4z=-8
z=-8/4
z=-2

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