7x+8x-76=57-4x

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Solution for 7x+8x-76=57-4x equation:


Simplifying
7x + 8x + -76 = 57 + -4x

Reorder the terms:
-76 + 7x + 8x = 57 + -4x

Combine like terms: 7x + 8x = 15x
-76 + 15x = 57 + -4x

Solving
-76 + 15x = 57 + -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.
-76 + 15x + 4x = 57 + -4x + 4x

Combine like terms: 15x + 4x = 19x
-76 + 19x = 57 + -4x + 4x

Combine like terms: -4x + 4x = 0
-76 + 19x = 57 + 0
-76 + 19x = 57

Add '76' to each side of the equation.
-76 + 76 + 19x = 57 + 76

Combine like terms: -76 + 76 = 0
0 + 19x = 57 + 76
19x = 57 + 76

Combine like terms: 57 + 76 = 133
19x = 133

Divide each side by '19'.
x = 7

Simplifying
x = 7

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