90x+7=109x+(-3)-9x

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Solution for 90x+7=109x+(-3)-9x equation:


Simplifying
90x + 7 = 109x + (-3) + -9x

Reorder the terms:
7 + 90x = 109x + (-3) + -9x
7 + 90x = 109x + -3 + -9x

Reorder the terms:
7 + 90x = -3 + 109x + -9x

Combine like terms: 109x + -9x = 100x
7 + 90x = -3 + 100x

Solving
7 + 90x = -3 + 100x

Solving for variable 'x'.

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

Add '-100x' to each side of the equation.
7 + 90x + -100x = -3 + 100x + -100x

Combine like terms: 90x + -100x = -10x
7 + -10x = -3 + 100x + -100x

Combine like terms: 100x + -100x = 0
7 + -10x = -3 + 0
7 + -10x = -3

Add '-7' to each side of the equation.
7 + -7 + -10x = -3 + -7

Combine like terms: 7 + -7 = 0
0 + -10x = -3 + -7
-10x = -3 + -7

Combine like terms: -3 + -7 = -10
-10x = -10

Divide each side by '-10'.
x = 1

Simplifying
x = 1

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