x-140=.30x

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Solution for x-140=.30x equation:


Simplifying
x + -140 = 0.30x

Reorder the terms:
-140 + x = 0.30x

Solving
-140 + x = 0.30x

Solving for variable 'x'.

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

Add '-0.30x' to each side of the equation.
-140 + x + -0.30x = 0.30x + -0.30x

Combine like terms: x + -0.30x = 0.7x
-140 + 0.7x = 0.30x + -0.30x

Combine like terms: 0.30x + -0.30x = 0.00
-140 + 0.7x = 0.00

Add '140' to each side of the equation.
-140 + 140 + 0.7x = 0.00 + 140

Combine like terms: -140 + 140 = 0
0 + 0.7x = 0.00 + 140
0.7x = 0.00 + 140

Combine like terms: 0.00 + 140 = 140
0.7x = 140

Divide each side by '0.7'.
x = 200

Simplifying
x = 200

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