-3(-z-1)-5(3z-5)=2z+13-4z

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Solution for -3(-z-1)-5(3z-5)=2z+13-4z equation:


Simplifying
-3(-1z + -1) + -5(3z + -5) = 2z + 13 + -4z

Reorder the terms:
-3(-1 + -1z) + -5(3z + -5) = 2z + 13 + -4z
(-1 * -3 + -1z * -3) + -5(3z + -5) = 2z + 13 + -4z
(3 + 3z) + -5(3z + -5) = 2z + 13 + -4z

Reorder the terms:
3 + 3z + -5(-5 + 3z) = 2z + 13 + -4z
3 + 3z + (-5 * -5 + 3z * -5) = 2z + 13 + -4z
3 + 3z + (25 + -15z) = 2z + 13 + -4z

Reorder the terms:
3 + 25 + 3z + -15z = 2z + 13 + -4z

Combine like terms: 3 + 25 = 28
28 + 3z + -15z = 2z + 13 + -4z

Combine like terms: 3z + -15z = -12z
28 + -12z = 2z + 13 + -4z

Reorder the terms:
28 + -12z = 13 + 2z + -4z

Combine like terms: 2z + -4z = -2z
28 + -12z = 13 + -2z

Solving
28 + -12z = 13 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
28 + -12z + 2z = 13 + -2z + 2z

Combine like terms: -12z + 2z = -10z
28 + -10z = 13 + -2z + 2z

Combine like terms: -2z + 2z = 0
28 + -10z = 13 + 0
28 + -10z = 13

Add '-28' to each side of the equation.
28 + -28 + -10z = 13 + -28

Combine like terms: 28 + -28 = 0
0 + -10z = 13 + -28
-10z = 13 + -28

Combine like terms: 13 + -28 = -15
-10z = -15

Divide each side by '-10'.
z = 1.5

Simplifying
z = 1.5

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