.4(30)+.8x=60(30+x)

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Solution for .4(30)+.8x=60(30+x) equation:


Simplifying
0.4(30) + 0.8x = 60(30 + x)

Multiply 0.4 * 30
12 + 0.8x = 60(30 + x)
12 + 0.8x = (30 * 60 + x * 60)
12 + 0.8x = (1800 + 60x)

Solving
12 + 0.8x = 1800 + 60x

Solving for variable 'x'.

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

Add '-60x' to each side of the equation.
12 + 0.8x + -60x = 1800 + 60x + -60x

Combine like terms: 0.8x + -60x = -59.2x
12 + -59.2x = 1800 + 60x + -60x

Combine like terms: 60x + -60x = 0
12 + -59.2x = 1800 + 0
12 + -59.2x = 1800

Add '-12' to each side of the equation.
12 + -12 + -59.2x = 1800 + -12

Combine like terms: 12 + -12 = 0
0 + -59.2x = 1800 + -12
-59.2x = 1800 + -12

Combine like terms: 1800 + -12 = 1788
-59.2x = 1788

Divide each side by '-59.2'.
x = -30.2027027

Simplifying
x = -30.2027027

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