10(z+3)=5(z-8)

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Solution for 10(z+3)=5(z-8) equation:


Simplifying
10(z + 3) = 5(z + -8)

Reorder the terms:
10(3 + z) = 5(z + -8)
(3 * 10 + z * 10) = 5(z + -8)
(30 + 10z) = 5(z + -8)

Reorder the terms:
30 + 10z = 5(-8 + z)
30 + 10z = (-8 * 5 + z * 5)
30 + 10z = (-40 + 5z)

Solving
30 + 10z = -40 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
30 + 10z + -5z = -40 + 5z + -5z

Combine like terms: 10z + -5z = 5z
30 + 5z = -40 + 5z + -5z

Combine like terms: 5z + -5z = 0
30 + 5z = -40 + 0
30 + 5z = -40

Add '-30' to each side of the equation.
30 + -30 + 5z = -40 + -30

Combine like terms: 30 + -30 = 0
0 + 5z = -40 + -30
5z = -40 + -30

Combine like terms: -40 + -30 = -70
5z = -70

Divide each side by '5'.
z = -14

Simplifying
z = -14

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