-8(2z-3)-4(z+1)=50

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Solution for -8(2z-3)-4(z+1)=50 equation:


Simplifying
-8(2z + -3) + -4(z + 1) = 50

Reorder the terms:
-8(-3 + 2z) + -4(z + 1) = 50
(-3 * -8 + 2z * -8) + -4(z + 1) = 50
(24 + -16z) + -4(z + 1) = 50

Reorder the terms:
24 + -16z + -4(1 + z) = 50
24 + -16z + (1 * -4 + z * -4) = 50
24 + -16z + (-4 + -4z) = 50

Reorder the terms:
24 + -4 + -16z + -4z = 50

Combine like terms: 24 + -4 = 20
20 + -16z + -4z = 50

Combine like terms: -16z + -4z = -20z
20 + -20z = 50

Solving
20 + -20z = 50

Solving for variable 'z'.

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

Add '-20' to each side of the equation.
20 + -20 + -20z = 50 + -20

Combine like terms: 20 + -20 = 0
0 + -20z = 50 + -20
-20z = 50 + -20

Combine like terms: 50 + -20 = 30
-20z = 30

Divide each side by '-20'.
z = -1.5

Simplifying
z = -1.5

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