4x-3=39-12

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Solution for 4x-3=39-12 equation:


Simplifying
4x + -3 = 39 + -12

Reorder the terms:
-3 + 4x = 39 + -12

Combine like terms: 39 + -12 = 27
-3 + 4x = 27

Solving
-3 + 4x = 27

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 4x = 27 + 3

Combine like terms: -3 + 3 = 0
0 + 4x = 27 + 3
4x = 27 + 3

Combine like terms: 27 + 3 = 30
4x = 30

Divide each side by '4'.
x = 7.5

Simplifying
x = 7.5

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