.5(19x+4)=.8(5x+15)

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Solution for .5(19x+4)=.8(5x+15) equation:


Simplifying
0.5(19x + 4) = 0.8(5x + 15)

Reorder the terms:
0.5(4 + 19x) = 0.8(5x + 15)
(4 * 0.5 + 19x * 0.5) = 0.8(5x + 15)
(2 + 9.5x) = 0.8(5x + 15)

Reorder the terms:
2 + 9.5x = 0.8(15 + 5x)
2 + 9.5x = (15 * 0.8 + 5x * 0.8)
2 + 9.5x = (12 + 4x)

Solving
2 + 9.5x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
2 + 9.5x + -4x = 12 + 4x + -4x

Combine like terms: 9.5x + -4x = 5.5x
2 + 5.5x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
2 + 5.5x = 12 + 0
2 + 5.5x = 12

Add '-2' to each side of the equation.
2 + -2 + 5.5x = 12 + -2

Combine like terms: 2 + -2 = 0
0 + 5.5x = 12 + -2
5.5x = 12 + -2

Combine like terms: 12 + -2 = 10
5.5x = 10

Divide each side by '5.5'.
x = 1.818181818

Simplifying
x = 1.818181818

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