3(5z+1)-12=13z+3

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Solution for 3(5z+1)-12=13z+3 equation:


Simplifying
3(5z + 1) + -12 = 13z + 3

Reorder the terms:
3(1 + 5z) + -12 = 13z + 3
(1 * 3 + 5z * 3) + -12 = 13z + 3
(3 + 15z) + -12 = 13z + 3

Reorder the terms:
3 + -12 + 15z = 13z + 3

Combine like terms: 3 + -12 = -9
-9 + 15z = 13z + 3

Reorder the terms:
-9 + 15z = 3 + 13z

Solving
-9 + 15z = 3 + 13z

Solving for variable 'z'.

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

Add '-13z' to each side of the equation.
-9 + 15z + -13z = 3 + 13z + -13z

Combine like terms: 15z + -13z = 2z
-9 + 2z = 3 + 13z + -13z

Combine like terms: 13z + -13z = 0
-9 + 2z = 3 + 0
-9 + 2z = 3

Add '9' to each side of the equation.
-9 + 9 + 2z = 3 + 9

Combine like terms: -9 + 9 = 0
0 + 2z = 3 + 9
2z = 3 + 9

Combine like terms: 3 + 9 = 12
2z = 12

Divide each side by '2'.
z = 6

Simplifying
z = 6

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