10.3z-9.3+6.5=8.1+7.7

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Solution for 10.3z-9.3+6.5=8.1+7.7 equation: 


Simplifying
10.3z + -9.3 + 6.5 = 8.1 + 7.7

Reorder the terms:
-9.3 + 6.5 + 10.3z = 8.1 + 7.7

Combine like terms: -9.3 + 6.5 = -2.8
-2.8 + 10.3z = 8.1 + 7.7

Combine like terms: 8.1 + 7.7 = 15.8
-2.8 + 10.3z = 15.8

Solving
-2.8 + 10.3z = 15.8

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '2.8' to each side of the equation.
-2.8 + 2.8 + 10.3z = 15.8 + 2.8

Combine like terms: -2.8 + 2.8 = 0.0
0.0 + 10.3z = 15.8 + 2.8
10.3z = 15.8 + 2.8

Combine like terms: 15.8 + 2.8 = 18.6
10.3z = 18.6

Divide each side by '10.3'.
z = 1.805825243

Simplifying
z = 1.805825243

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