3x+12=7x+36

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Solution for 3x+12=7x+36 equation:


Simplifying
3x + 12 = 7x + 36

Reorder the terms:
12 + 3x = 7x + 36

Reorder the terms:
12 + 3x = 36 + 7x

Solving
12 + 3x = 36 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
12 + 3x + -7x = 36 + 7x + -7x

Combine like terms: 3x + -7x = -4x
12 + -4x = 36 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + -4x = 36 + 0
12 + -4x = 36

Add '-12' to each side of the equation.
12 + -12 + -4x = 36 + -12

Combine like terms: 12 + -12 = 0
0 + -4x = 36 + -12
-4x = 36 + -12

Combine like terms: 36 + -12 = 24
-4x = 24

Divide each side by '-4'.
x = -6

Simplifying
x = -6

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