-9(10+z)=-243

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Solution for -9(10+z)=-243 equation: 


Simplifying
-9(10 + z) = -243
(10 * -9 + z * -9) = -243
(-90 + -9z) = -243

Solving
-90 + -9z = -243

Solving for variable 'z'.

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

Add '90' to each side of the equation.
-90 + 90 + -9z = -243 + 90

Combine like terms: -90 + 90 = 0
0 + -9z = -243 + 90
-9z = -243 + 90

Combine like terms: -243 + 90 = -153
-9z = -153

Divide each side by '-9'.
z = 17

Simplifying
z = 17

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