3(4z+3)-4(z-4)=

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


Simplifying
3(4z + 3) + -4(z + -4) = 0

Reorder the terms:
3(3 + 4z) + -4(z + -4) = 0
(3 * 3 + 4z * 3) + -4(z + -4) = 0
(9 + 12z) + -4(z + -4) = 0

Reorder the terms:
9 + 12z + -4(-4 + z) = 0
9 + 12z + (-4 * -4 + z * -4) = 0
9 + 12z + (16 + -4z) = 0

Reorder the terms:
9 + 16 + 12z + -4z = 0

Combine like terms: 9 + 16 = 25
25 + 12z + -4z = 0

Combine like terms: 12z + -4z = 8z
25 + 8z = 0

Solving
25 + 8z = 0

Solving for variable 'z'.

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

Add '-25' to each side of the equation.
25 + -25 + 8z = 0 + -25

Combine like terms: 25 + -25 = 0
0 + 8z = 0 + -25
8z = 0 + -25

Combine like terms: 0 + -25 = -25
8z = -25

Divide each side by '8'.
z = -3.125

Simplifying
z = -3.125

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