7+.20x=5+.30x

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Solution for 7+.20x=5+.30x equation:


Simplifying
7 + 0.20x = 5 + 0.30x

Solving
7 + 0.20x = 5 + 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.
7 + 0.20x + -0.30x = 5 + 0.30x + -0.30x

Combine like terms: 0.20x + -0.30x = -0.1x
7 + -0.1x = 5 + 0.30x + -0.30x

Combine like terms: 0.30x + -0.30x = 0.00
7 + -0.1x = 5 + 0.00
7 + -0.1x = 5

Add '-7' to each side of the equation.
7 + -7 + -0.1x = 5 + -7

Combine like terms: 7 + -7 = 0
0 + -0.1x = 5 + -7
-0.1x = 5 + -7

Combine like terms: 5 + -7 = -2
-0.1x = -2

Divide each side by '-0.1'.
x = 20

Simplifying
x = 20

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