0.3(2z+5)+19.7=0.7(2z-4)

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Solution for 0.3(2z+5)+19.7=0.7(2z-4) equation:


0.3(2z+5)+19.7=0.7(2z-4)

We simplify the equation to the form, which is simple to understand 
0.3(2z+5)+19.7=0.7(2z-4)

Reorder the terms in parentheses
+( + 0.6z+1.5)+19.7=0.7*(2z-4)

Remove unnecessary parentheses
 + 0.6z+1.5+19.7=0.7+*(+2z-4+)

Reorder the terms in parentheses
 + 0.6z+1.5+19.7=+(+1.4z-2.8)

Remove unnecessary parentheses
 + 0.6z+1.5+19.7=+1.4z-2.8

We move all terms containing z to the left and all other terms to the right. 
 + 0.6z-1.4z=-2.8-1.5-19.7

We simplify left and right side of the equation. 
-0.8z=-24

We divide both sides of the equation by -0.8 to get z. 
z=30

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