12=5x+2-7

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Solution for 12=5x+2-7 equation:


Simplifying
12 = 5x + 2 + -7

Reorder the terms:
12 = 2 + -7 + 5x

Combine like terms: 2 + -7 = -5
12 = -5 + 5x

Solving
12 = -5 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
12 + -5x = -5 + 5x + -5x

Combine like terms: 5x + -5x = 0
12 + -5x = -5 + 0
12 + -5x = -5

Add '-12' to each side of the equation.
12 + -12 + -5x = -5 + -12

Combine like terms: 12 + -12 = 0
0 + -5x = -5 + -12
-5x = -5 + -12

Combine like terms: -5 + -12 = -17
-5x = -17

Divide each side by '-5'.
x = 3.4

Simplifying
x = 3.4

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