7x-9=3x*31

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Solution for 7x-9=3x*31 equation:


Simplifying
7x + -9 = 3x * 31

Reorder the terms:
-9 + 7x = 3x * 31

Reorder the terms for easier multiplication:
-9 + 7x = 3 * 31x

Multiply 3 * 31
-9 + 7x = 93x

Solving
-9 + 7x = 93x

Solving for variable 'x'.

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

Add '-93x' to each side of the equation.
-9 + 7x + -93x = 93x + -93x

Combine like terms: 7x + -93x = -86x
-9 + -86x = 93x + -93x

Combine like terms: 93x + -93x = 0
-9 + -86x = 0

Add '9' to each side of the equation.
-9 + 9 + -86x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -86x = 0 + 9
-86x = 0 + 9

Combine like terms: 0 + 9 = 9
-86x = 9

Divide each side by '-86'.
x = -0.1046511628

Simplifying
x = -0.1046511628

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