8.5z-7.5+8.7=2.1

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Solution for 8.5z-7.5+8.7=2.1 equation:


Simplifying
8.5z + -7.5 + 8.7 = 2.1

Reorder the terms:
-7.5 + 8.7 + 8.5z = 2.1

Combine like terms: -7.5 + 8.7 = 1.2
1.2 + 8.5z = 2.1

Solving
1.2 + 8.5z = 2.1

Solving for variable 'z'.

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

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 8.5z = 2.1 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 8.5z = 2.1 + -1.2
8.5z = 2.1 + -1.2

Combine like terms: 2.1 + -1.2 = 0.9
8.5z = 0.9

Divide each side by '8.5'.
z = 0.1058823529

Simplifying
z = 0.1058823529

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