75-4x=8x+15

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Solution for 75-4x=8x+15 equation:


Simplifying
75 + -4x = 8x + 15

Reorder the terms:
75 + -4x = 15 + 8x

Solving
75 + -4x = 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.
75 + -4x + -8x = 15 + 8x + -8x

Combine like terms: -4x + -8x = -12x
75 + -12x = 15 + 8x + -8x

Combine like terms: 8x + -8x = 0
75 + -12x = 15 + 0
75 + -12x = 15

Add '-75' to each side of the equation.
75 + -75 + -12x = 15 + -75

Combine like terms: 75 + -75 = 0
0 + -12x = 15 + -75
-12x = 15 + -75

Combine like terms: 15 + -75 = -60
-12x = -60

Divide each side by '-12'.
x = 5

Simplifying
x = 5

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