9x+31x-7=8(5x+9)

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Solution for 9x+31x-7=8(5x+9) equation:


Simplifying
9x + 31x + -7 = 8(5x + 9)

Reorder the terms:
-7 + 9x + 31x = 8(5x + 9)

Combine like terms: 9x + 31x = 40x
-7 + 40x = 8(5x + 9)

Reorder the terms:
-7 + 40x = 8(9 + 5x)
-7 + 40x = (9 * 8 + 5x * 8)
-7 + 40x = (72 + 40x)

Add '-40x' to each side of the equation.
-7 + 40x + -40x = 72 + 40x + -40x

Combine like terms: 40x + -40x = 0
-7 + 0 = 72 + 40x + -40x
-7 = 72 + 40x + -40x

Combine like terms: 40x + -40x = 0
-7 = 72 + 0
-7 = 72

Solving
-7 = 72

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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