50+.40x=20+.70x

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Solution for 50+.40x=20+.70x equation:


Simplifying
50 + 0.40x = 20 + 0.70x

Solving
50 + 0.40x = 20 + 0.70x

Solving for variable 'x'.

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

Add '-0.70x' to each side of the equation.
50 + 0.40x + -0.70x = 20 + 0.70x + -0.70x

Combine like terms: 0.40x + -0.70x = -0.3x
50 + -0.3x = 20 + 0.70x + -0.70x

Combine like terms: 0.70x + -0.70x = 0.00
50 + -0.3x = 20 + 0.00
50 + -0.3x = 20

Add '-50' to each side of the equation.
50 + -50 + -0.3x = 20 + -50

Combine like terms: 50 + -50 = 0
0 + -0.3x = 20 + -50
-0.3x = 20 + -50

Combine like terms: 20 + -50 = -30
-0.3x = -30

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

Simplifying
x = 100

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