9.7=7-3z

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Solution for 9.7=7-3z equation:


Simplifying
9.7 = 7 + -3z

Solving
9.7 = 7 + -3z

Solving for variable 'z'.

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

Add '3z' to each side of the equation.
9.7 + 3z = 7 + -3z + 3z

Combine like terms: -3z + 3z = 0
9.7 + 3z = 7 + 0
9.7 + 3z = 7

Add '-9.7' to each side of the equation.
9.7 + -9.7 + 3z = 7 + -9.7

Combine like terms: 9.7 + -9.7 = 0.0
0.0 + 3z = 7 + -9.7
3z = 7 + -9.7

Combine like terms: 7 + -9.7 = -2.7
3z = -2.7

Divide each side by '3'.
z = -0.9

Simplifying
z = -0.9

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