.4(30)+.8x=6(30+X)

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Solution for .4(30)+.8x=6(30+X) equation:


Simplifying
0.4(30) + 0.8x = 6(30 + X)

Multiply 0.4 * 30
12 + 0.8x = 6(30 + X)
12 + 0.8x = (30 * 6 + X * 6)
12 + 0.8x = (180 + 6X)

Solving
12 + 0.8x = 180 + 6X

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 0.8x = 180 + -12 + 6X

Combine like terms: 12 + -12 = 0
0 + 0.8x = 180 + -12 + 6X
0.8x = 180 + -12 + 6X

Combine like terms: 180 + -12 = 168
0.8x = 168 + 6X

Divide each side by '0.8'.
x = 210 + 7.5X

Simplifying
x = 210 + 7.5X

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