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-7+z/4=0
We simplify the equation to the form, which is simple to understand
-7+z/4=0
Simplifying:
-7 + 0.25z=0
We move all terms containing z to the left and all other terms to the right.
+ 0.25z=0+7
We simplify left and right side of the equation.
+ 0.25z=+7
We divide both sides of the equation by 0.25 to get z.
z=28
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