-2(2z+7)-4(4z-7)-18z=

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Solution for -2(2z+7)-4(4z-7)-18z= equation:


Simplifying
-2(2z + 7) + -4(4z + -7) + -18z = 0

Reorder the terms:
-2(7 + 2z) + -4(4z + -7) + -18z = 0
(7 * -2 + 2z * -2) + -4(4z + -7) + -18z = 0
(-14 + -4z) + -4(4z + -7) + -18z = 0

Reorder the terms:
-14 + -4z + -4(-7 + 4z) + -18z = 0
-14 + -4z + (-7 * -4 + 4z * -4) + -18z = 0
-14 + -4z + (28 + -16z) + -18z = 0

Reorder the terms:
-14 + 28 + -4z + -16z + -18z = 0

Combine like terms: -14 + 28 = 14
14 + -4z + -16z + -18z = 0

Combine like terms: -4z + -16z = -20z
14 + -20z + -18z = 0

Combine like terms: -20z + -18z = -38z
14 + -38z = 0

Solving
14 + -38z = 0

Solving for variable 'z'.

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

Add '-14' to each side of the equation.
14 + -14 + -38z = 0 + -14

Combine like terms: 14 + -14 = 0
0 + -38z = 0 + -14
-38z = 0 + -14

Combine like terms: 0 + -14 = -14
-38z = -14

Divide each side by '-38'.
z = 0.3684210526

Simplifying
z = 0.3684210526

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