-5=7+4x+8

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Solution for -5=7+4x+8 equation:


Simplifying
-5 = 7 + 4x + 8

Reorder the terms:
-5 = 7 + 8 + 4x

Combine like terms: 7 + 8 = 15
-5 = 15 + 4x

Solving
-5 = 15 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-5 + -4x = 15 + 4x + -4x

Combine like terms: 4x + -4x = 0
-5 + -4x = 15 + 0
-5 + -4x = 15

Add '5' to each side of the equation.
-5 + 5 + -4x = 15 + 5

Combine like terms: -5 + 5 = 0
0 + -4x = 15 + 5
-4x = 15 + 5

Combine like terms: 15 + 5 = 20
-4x = 20

Divide each side by '-4'.
x = -5

Simplifying
x = -5

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