z*7-8=4

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Solution for z*7-8=4 equation:


z*7-8=4

We simplify the equation to the form, which is simple to understand 
z*7-8=4

We move all terms containing z to the left and all other terms to the right. 
+7z=+4+8

We simplify left and right side of the equation. 
+7z=+12

We divide both sides of the equation by 7 to get z. 
z=1.7142857142857

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