-3(4.5z-4)=17.5+2.5z

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Solution for -3(4.5z-4)=17.5+2.5z equation:


Simplifying
-3(4.5z + -4) = 17.5 + 2.5z

Reorder the terms:
-3(-4 + 4.5z) = 17.5 + 2.5z
(-4 * -3 + 4.5z * -3) = 17.5 + 2.5z
(12 + -13.5z) = 17.5 + 2.5z

Solving
12 + -13.5z = 17.5 + 2.5z

Solving for variable 'z'.

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

Add '-2.5z' to each side of the equation.
12 + -13.5z + -2.5z = 17.5 + 2.5z + -2.5z

Combine like terms: -13.5z + -2.5z = -16z
12 + -16z = 17.5 + 2.5z + -2.5z

Combine like terms: 2.5z + -2.5z = 0.0
12 + -16z = 17.5 + 0.0
12 + -16z = 17.5

Add '-12' to each side of the equation.
12 + -12 + -16z = 17.5 + -12

Combine like terms: 12 + -12 = 0
0 + -16z = 17.5 + -12
-16z = 17.5 + -12

Combine like terms: 17.5 + -12 = 5.5
-16z = 5.5

Divide each side by '-16'.
z = -0.34375

Simplifying
z = -0.34375

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