3x+57=-8x-9

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Solution for 3x+57=-8x-9 equation:


Simplifying
3x + 57 = -8x + -9

Reorder the terms:
57 + 3x = -8x + -9

Reorder the terms:
57 + 3x = -9 + -8x

Solving
57 + 3x = -9 + -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.
57 + 3x + 8x = -9 + -8x + 8x

Combine like terms: 3x + 8x = 11x
57 + 11x = -9 + -8x + 8x

Combine like terms: -8x + 8x = 0
57 + 11x = -9 + 0
57 + 11x = -9

Add '-57' to each side of the equation.
57 + -57 + 11x = -9 + -57

Combine like terms: 57 + -57 = 0
0 + 11x = -9 + -57
11x = -9 + -57

Combine like terms: -9 + -57 = -66
11x = -66

Divide each side by '11'.
x = -6

Simplifying
x = -6

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