.20x+4=.40x+7

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Solution for .20x+4=.40x+7 equation:


Simplifying
0.20x + 4 = 0.40x + 7

Reorder the terms:
4 + 0.20x = 0.40x + 7

Reorder the terms:
4 + 0.20x = 7 + 0.40x

Solving
4 + 0.20x = 7 + 0.40x

Solving for variable 'x'.

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

Add '-0.40x' to each side of the equation.
4 + 0.20x + -0.40x = 7 + 0.40x + -0.40x

Combine like terms: 0.20x + -0.40x = -0.2x
4 + -0.2x = 7 + 0.40x + -0.40x

Combine like terms: 0.40x + -0.40x = 0.00
4 + -0.2x = 7 + 0.00
4 + -0.2x = 7

Add '-4' to each side of the equation.
4 + -4 + -0.2x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -0.2x = 7 + -4
-0.2x = 7 + -4

Combine like terms: 7 + -4 = 3
-0.2x = 3

Divide each side by '-0.2'.
x = -15

Simplifying
x = -15

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