-20=8x+15

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Solution for -20=8x+15 equation: 


Simplifying
-20 = 8x + 15

Reorder the terms:
-20 = 15 + 8x

Solving
-20 = 15 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-20 + -8x = 15 + 8x + -8x

Combine like terms: 8x + -8x = 0
-20 + -8x = 15 + 0
-20 + -8x = 15

Add '20' to each side of the equation.
-20 + 20 + -8x = 15 + 20

Combine like terms: -20 + 20 = 0
0 + -8x = 15 + 20
-8x = 15 + 20

Combine like terms: 15 + 20 = 35
-8x = 35

Divide each side by '-8'.
x = -4.375

Simplifying
x = -4.375

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