4+12=3x-5

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Solution for 4+12=3x-5 equation:


Simplifying
4 + 12 = 3x + -5

Combine like terms: 4 + 12 = 16
16 = 3x + -5

Reorder the terms:
16 = -5 + 3x

Solving
16 = -5 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
16 + -3x = -5 + 3x + -3x

Combine like terms: 3x + -3x = 0
16 + -3x = -5 + 0
16 + -3x = -5

Add '-16' to each side of the equation.
16 + -16 + -3x = -5 + -16

Combine like terms: 16 + -16 = 0
0 + -3x = -5 + -16
-3x = -5 + -16

Combine like terms: -5 + -16 = -21
-3x = -21

Divide each side by '-3'.
x = 7

Simplifying
x = 7

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