=3x+7+8x+5+9x-7

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Solution for =3x+7+8x+5+9x-7 equation:


Simplifying
0 = 3x + 7 + 8x + 5 + 9x + -7

Reorder the terms:
0 = 7 + 5 + -7 + 3x + 8x + 9x

Combine like terms: 7 + 5 = 12
0 = 12 + -7 + 3x + 8x + 9x

Combine like terms: 12 + -7 = 5
0 = 5 + 3x + 8x + 9x

Combine like terms: 3x + 8x = 11x
0 = 5 + 11x + 9x

Combine like terms: 11x + 9x = 20x
0 = 5 + 20x

Solving
0 = 5 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
0 + -20x = 5 + 20x + -20x
Remove the zero:
-20x = 5 + 20x + -20x

Combine like terms: 20x + -20x = 0
-20x = 5 + 0
-20x = 5

Divide each side by '-20'.
x = -0.25

Simplifying
x = -0.25

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