.30(80)+.60x=.40(80+x)

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Solution for .30(80)+.60x=.40(80+x) equation:


Simplifying
0.30(80) + 0.60x = 0.40(80 + x)

Multiply 0.30 * 80
24 + 0.60x = 0.40(80 + x)
24 + 0.60x = (80 * 0.40 + x * 0.40)
24 + 0.60x = (32 + 0.40x)

Solving
24 + 0.60x = 32 + 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.
24 + 0.60x + -0.40x = 32 + 0.40x + -0.40x

Combine like terms: 0.60x + -0.40x = 0.2x
24 + 0.2x = 32 + 0.40x + -0.40x

Combine like terms: 0.40x + -0.40x = 0.00
24 + 0.2x = 32 + 0.00
24 + 0.2x = 32

Add '-24' to each side of the equation.
24 + -24 + 0.2x = 32 + -24

Combine like terms: 24 + -24 = 0
0 + 0.2x = 32 + -24
0.2x = 32 + -24

Combine like terms: 32 + -24 = 8
0.2x = 8

Divide each side by '0.2'.
x = 40

Simplifying
x = 40

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