6x+9x-7=57-4x

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Solution for 6x+9x-7=57-4x equation:


Simplifying
6x + 9x + -7 = 57 + -4x

Reorder the terms:
-7 + 6x + 9x = 57 + -4x

Combine like terms: 6x + 9x = 15x
-7 + 15x = 57 + -4x

Solving
-7 + 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.
-7 + 15x + 4x = 57 + -4x + 4x

Combine like terms: 15x + 4x = 19x
-7 + 19x = 57 + -4x + 4x

Combine like terms: -4x + 4x = 0
-7 + 19x = 57 + 0
-7 + 19x = 57

Add '7' to each side of the equation.
-7 + 7 + 19x = 57 + 7

Combine like terms: -7 + 7 = 0
0 + 19x = 57 + 7
19x = 57 + 7

Combine like terms: 57 + 7 = 64
19x = 64

Divide each side by '19'.
x = 3.368421053

Simplifying
x = 3.368421053

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