4(6z-1)-2(z+9)=13(2+1)

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Solution for 4(6z-1)-2(z+9)=13(2+1) equation:


Simplifying
4(6z + -1) + -2(z + 9) = 13(2 + 1)

Reorder the terms:
4(-1 + 6z) + -2(z + 9) = 13(2 + 1)
(-1 * 4 + 6z * 4) + -2(z + 9) = 13(2 + 1)
(-4 + 24z) + -2(z + 9) = 13(2 + 1)

Reorder the terms:
-4 + 24z + -2(9 + z) = 13(2 + 1)
-4 + 24z + (9 * -2 + z * -2) = 13(2 + 1)
-4 + 24z + (-18 + -2z) = 13(2 + 1)

Reorder the terms:
-4 + -18 + 24z + -2z = 13(2 + 1)

Combine like terms: -4 + -18 = -22
-22 + 24z + -2z = 13(2 + 1)

Combine like terms: 24z + -2z = 22z
-22 + 22z = 13(2 + 1)

Combine like terms: 2 + 1 = 3
-22 + 22z = 13(3)

Multiply 13 * 3
-22 + 22z = 39

Solving
-22 + 22z = 39

Solving for variable 'z'.

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

Add '22' to each side of the equation.
-22 + 22 + 22z = 39 + 22

Combine like terms: -22 + 22 = 0
0 + 22z = 39 + 22
22z = 39 + 22

Combine like terms: 39 + 22 = 61
22z = 61

Divide each side by '22'.
z = 2.772727273

Simplifying
z = 2.772727273

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