40+.1x=30+.3x

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Solution for 40+.1x=30+.3x equation:


Simplifying
40 + 0.1x = 30 + 0.3x

Solving
40 + 0.1x = 30 + 0.3x

Solving for variable 'x'.

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

Add '-0.3x' to each side of the equation.
40 + 0.1x + -0.3x = 30 + 0.3x + -0.3x

Combine like terms: 0.1x + -0.3x = -0.2x
40 + -0.2x = 30 + 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
40 + -0.2x = 30 + 0.0
40 + -0.2x = 30

Add '-40' to each side of the equation.
40 + -40 + -0.2x = 30 + -40

Combine like terms: 40 + -40 = 0
0 + -0.2x = 30 + -40
-0.2x = 30 + -40

Combine like terms: 30 + -40 = -10
-0.2x = -10

Divide each side by '-0.2'.
x = 50

Simplifying
x = 50

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