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

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


Simplifying
2(4z + 1) + -4(5z + -4) + -13z = 0

Reorder the terms:
2(1 + 4z) + -4(5z + -4) + -13z = 0
(1 * 2 + 4z * 2) + -4(5z + -4) + -13z = 0
(2 + 8z) + -4(5z + -4) + -13z = 0

Reorder the terms:
2 + 8z + -4(-4 + 5z) + -13z = 0
2 + 8z + (-4 * -4 + 5z * -4) + -13z = 0
2 + 8z + (16 + -20z) + -13z = 0

Reorder the terms:
2 + 16 + 8z + -20z + -13z = 0

Combine like terms: 2 + 16 = 18
18 + 8z + -20z + -13z = 0

Combine like terms: 8z + -20z = -12z
18 + -12z + -13z = 0

Combine like terms: -12z + -13z = -25z
18 + -25z = 0

Solving
18 + -25z = 0

Solving for variable 'z'.

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

Add '-18' to each side of the equation.
18 + -18 + -25z = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -25z = 0 + -18
-25z = 0 + -18

Combine like terms: 0 + -18 = -18
-25z = -18

Divide each side by '-25'.
z = 0.72

Simplifying
z = 0.72

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