100+.6x=70+.9x

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Solution for 100+.6x=70+.9x equation:


Simplifying
100 + 0.6x = 70 + 0.9x

Solving
100 + 0.6x = 70 + 0.9x

Solving for variable 'x'.

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

Add '-0.9x' to each side of the equation.
100 + 0.6x + -0.9x = 70 + 0.9x + -0.9x

Combine like terms: 0.6x + -0.9x = -0.3x
100 + -0.3x = 70 + 0.9x + -0.9x

Combine like terms: 0.9x + -0.9x = 0.0
100 + -0.3x = 70 + 0.0
100 + -0.3x = 70

Add '-100' to each side of the equation.
100 + -100 + -0.3x = 70 + -100

Combine like terms: 100 + -100 = 0
0 + -0.3x = 70 + -100
-0.3x = 70 + -100

Combine like terms: 70 + -100 = -30
-0.3x = -30

Divide each side by '-0.3'.
x = 100

Simplifying
x = 100

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