3(8-2)-36=21z-4(3+6z)

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Solution for 3(8-2)-36=21z-4(3+6z) equation:


Simplifying
3(8 + -2) + -36 = 21z + -4(3 + 6z)

Combine like terms: 8 + -2 = 6
3(6) + -36 = 21z + -4(3 + 6z)

Multiply 3 * 6
18 + -36 = 21z + -4(3 + 6z)

Combine like terms: 18 + -36 = -18
-18 = 21z + -4(3 + 6z)
-18 = 21z + (3 * -4 + 6z * -4)
-18 = 21z + (-12 + -24z)

Reorder the terms:
-18 = -12 + 21z + -24z

Combine like terms: 21z + -24z = -3z
-18 = -12 + -3z

Solving
-18 = -12 + -3z

Solving for variable 'z'.

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

Add '3z' to each side of the equation.
-18 + 3z = -12 + -3z + 3z

Combine like terms: -3z + 3z = 0
-18 + 3z = -12 + 0
-18 + 3z = -12

Add '18' to each side of the equation.
-18 + 18 + 3z = -12 + 18

Combine like terms: -18 + 18 = 0
0 + 3z = -12 + 18
3z = -12 + 18

Combine like terms: -12 + 18 = 6
3z = 6

Divide each side by '3'.
z = 2

Simplifying
z = 2

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