1.7=8.9-0.9z

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Solution for 1.7=8.9-0.9z equation: 


Simplifying
1.7 = 8.9 + -0.9z

Solving
1.7 = 8.9 + -0.9z

Solving for variable 'z'.

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

Add '0.9z' to each side of the equation.
1.7 + 0.9z = 8.9 + -0.9z + 0.9z

Combine like terms: -0.9z + 0.9z = 0.0
1.7 + 0.9z = 8.9 + 0.0
1.7 + 0.9z = 8.9

Add '-1.7' to each side of the equation.
1.7 + -1.7 + 0.9z = 8.9 + -1.7

Combine like terms: 1.7 + -1.7 = 0.0
0.0 + 0.9z = 8.9 + -1.7
0.9z = 8.9 + -1.7

Combine like terms: 8.9 + -1.7 = 7.2
0.9z = 7.2

Divide each side by '0.9'.
z = 8

Simplifying
z = 8

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