4x+7-8x-12=16

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Solution for 4x+7-8x-12=16 equation:


Simplifying
4x + 7 + -8x + -12 = 16

Reorder the terms:
7 + -12 + 4x + -8x = 16

Combine like terms: 7 + -12 = -5
-5 + 4x + -8x = 16

Combine like terms: 4x + -8x = -4x
-5 + -4x = 16

Solving
-5 + -4x = 16

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + -4x = 16 + 5

Combine like terms: -5 + 5 = 0
0 + -4x = 16 + 5
-4x = 16 + 5

Combine like terms: 16 + 5 = 21
-4x = 21

Divide each side by '-4'.
x = -5.25

Simplifying
x = -5.25

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