7x+9x-50=100-9x

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Solution for 7x+9x-50=100-9x equation:


Simplifying
7x + 9x + -50 = 100 + -9x

Reorder the terms:
-50 + 7x + 9x = 100 + -9x

Combine like terms: 7x + 9x = 16x
-50 + 16x = 100 + -9x

Solving
-50 + 16x = 100 + -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.
-50 + 16x + 9x = 100 + -9x + 9x

Combine like terms: 16x + 9x = 25x
-50 + 25x = 100 + -9x + 9x

Combine like terms: -9x + 9x = 0
-50 + 25x = 100 + 0
-50 + 25x = 100

Add '50' to each side of the equation.
-50 + 50 + 25x = 100 + 50

Combine like terms: -50 + 50 = 0
0 + 25x = 100 + 50
25x = 100 + 50

Combine like terms: 100 + 50 = 150
25x = 150

Divide each side by '25'.
x = 6

Simplifying
x = 6

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