0.1(5x+20)-5=0.2(2x+8)

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Solution for 0.1(5x+20)-5=0.2(2x+8) equation:


Simplifying
0.1(5x + 20) + -5 = 0.2(2x + 8)

Reorder the terms:
0.1(20 + 5x) + -5 = 0.2(2x + 8)
(20 * 0.1 + 5x * 0.1) + -5 = 0.2(2x + 8)
(2 + 0.5x) + -5 = 0.2(2x + 8)

Reorder the terms:
2 + -5 + 0.5x = 0.2(2x + 8)

Combine like terms: 2 + -5 = -3
-3 + 0.5x = 0.2(2x + 8)

Reorder the terms:
-3 + 0.5x = 0.2(8 + 2x)
-3 + 0.5x = (8 * 0.2 + 2x * 0.2)
-3 + 0.5x = (1.6 + 0.4x)

Solving
-3 + 0.5x = 1.6 + 0.4x

Solving for variable 'x'.

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

Add '-0.4x' to each side of the equation.
-3 + 0.5x + -0.4x = 1.6 + 0.4x + -0.4x

Combine like terms: 0.5x + -0.4x = 0.1x
-3 + 0.1x = 1.6 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
-3 + 0.1x = 1.6 + 0.0
-3 + 0.1x = 1.6

Add '3' to each side of the equation.
-3 + 3 + 0.1x = 1.6 + 3

Combine like terms: -3 + 3 = 0
0 + 0.1x = 1.6 + 3
0.1x = 1.6 + 3

Combine like terms: 1.6 + 3 = 4.6
0.1x = 4.6

Divide each side by '0.1'.
x = 46

Simplifying
x = 46

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