5(2z-1)-2(2+6)=6(2+1)

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Solution for 5(2z-1)-2(2+6)=6(2+1) equation:


Simplifying
5(2z + -1) + -2(2 + 6) = 6(2 + 1)

Reorder the terms:
5(-1 + 2z) + -2(2 + 6) = 6(2 + 1)
(-1 * 5 + 2z * 5) + -2(2 + 6) = 6(2 + 1)
(-5 + 10z) + -2(2 + 6) = 6(2 + 1)

Combine like terms: 2 + 6 = 8
-5 + 10z + -2(8) = 6(2 + 1)

Multiply -2 * 8
-5 + 10z + -16 = 6(2 + 1)

Reorder the terms:
-5 + -16 + 10z = 6(2 + 1)

Combine like terms: -5 + -16 = -21
-21 + 10z = 6(2 + 1)

Combine like terms: 2 + 1 = 3
-21 + 10z = 6(3)

Multiply 6 * 3
-21 + 10z = 18

Solving
-21 + 10z = 18

Solving for variable 'z'.

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

Add '21' to each side of the equation.
-21 + 21 + 10z = 18 + 21

Combine like terms: -21 + 21 = 0
0 + 10z = 18 + 21
10z = 18 + 21

Combine like terms: 18 + 21 = 39
10z = 39

Divide each side by '10'.
z = 3.9

Simplifying
z = 3.9

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