z-90/4=-2

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Solution for z-90/4=-2 equation: 



z-90/4=-2

We move all terms to the left:

z-90/4-(-2)=0

We add all the numbers together, and all the variables

z+2-90/4=0

We multiply all the terms by the denominator


z*4-90+2*4=0

We add all the numbers together, and all the variables

z*4-82=0

Wy multiply elements

4z-82=0

We move all terms containing z to the left, all other terms to the right

4z=82

z=82/4

z=20+1/2

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