4z-(9z+7)=-22

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Solution for 4z-(9z+7)=-22 equation:


Simplifying
4z + -1(9z + 7) = -22

Reorder the terms:
4z + -1(7 + 9z) = -22
4z + (7 * -1 + 9z * -1) = -22
4z + (-7 + -9z) = -22

Reorder the terms:
-7 + 4z + -9z = -22

Combine like terms: 4z + -9z = -5z
-7 + -5z = -22

Solving
-7 + -5z = -22

Solving for variable 'z'.

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

Add '7' to each side of the equation.
-7 + 7 + -5z = -22 + 7

Combine like terms: -7 + 7 = 0
0 + -5z = -22 + 7
-5z = -22 + 7

Combine like terms: -22 + 7 = -15
-5z = -15

Divide each side by '-5'.
z = 3

Simplifying
z = 3

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