5-4+7x+1=9x+9

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Solution for 5-4+7x+1=9x+9 equation:


Simplifying
5 + -4 + 7x + 1 = 9x + 9

Reorder the terms:
5 + -4 + 1 + 7x = 9x + 9

Combine like terms: 5 + -4 = 1
1 + 1 + 7x = 9x + 9

Combine like terms: 1 + 1 = 2
2 + 7x = 9x + 9

Reorder the terms:
2 + 7x = 9 + 9x

Solving
2 + 7x = 9 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
2 + 7x + -9x = 9 + 9x + -9x

Combine like terms: 7x + -9x = -2x
2 + -2x = 9 + 9x + -9x

Combine like terms: 9x + -9x = 0
2 + -2x = 9 + 0
2 + -2x = 9

Add '-2' to each side of the equation.
2 + -2 + -2x = 9 + -2

Combine like terms: 2 + -2 = 0
0 + -2x = 9 + -2
-2x = 9 + -2

Combine like terms: 9 + -2 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

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