3(5z-3)-2(z-9)=

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Solution for 3(5z-3)-2(z-9)= equation:


Simplifying
3(5z + -3) + -2(z + -9) = 0

Reorder the terms:
3(-3 + 5z) + -2(z + -9) = 0
(-3 * 3 + 5z * 3) + -2(z + -9) = 0
(-9 + 15z) + -2(z + -9) = 0

Reorder the terms:
-9 + 15z + -2(-9 + z) = 0
-9 + 15z + (-9 * -2 + z * -2) = 0
-9 + 15z + (18 + -2z) = 0

Reorder the terms:
-9 + 18 + 15z + -2z = 0

Combine like terms: -9 + 18 = 9
9 + 15z + -2z = 0

Combine like terms: 15z + -2z = 13z
9 + 13z = 0

Solving
9 + 13z = 0

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + 13z = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 13z = 0 + -9
13z = 0 + -9

Combine like terms: 0 + -9 = -9
13z = -9

Divide each side by '13'.
z = -0.6923076923

Simplifying
z = -0.6923076923

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