0.1(5x+20)+5=3(x+10)

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Solution for 0.1(5x+20)+5=3(x+10) equation:


Simplifying
0.1(5x + 20) + 5 = 3(x + 10)

Reorder the terms:
0.1(20 + 5x) + 5 = 3(x + 10)
(20 * 0.1 + 5x * 0.1) + 5 = 3(x + 10)
(2 + 0.5x) + 5 = 3(x + 10)

Reorder the terms:
2 + 5 + 0.5x = 3(x + 10)

Combine like terms: 2 + 5 = 7
7 + 0.5x = 3(x + 10)

Reorder the terms:
7 + 0.5x = 3(10 + x)
7 + 0.5x = (10 * 3 + x * 3)
7 + 0.5x = (30 + 3x)

Solving
7 + 0.5x = 30 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
7 + 0.5x + -3x = 30 + 3x + -3x

Combine like terms: 0.5x + -3x = -2.5x
7 + -2.5x = 30 + 3x + -3x

Combine like terms: 3x + -3x = 0
7 + -2.5x = 30 + 0
7 + -2.5x = 30

Add '-7' to each side of the equation.
7 + -7 + -2.5x = 30 + -7

Combine like terms: 7 + -7 = 0
0 + -2.5x = 30 + -7
-2.5x = 30 + -7

Combine like terms: 30 + -7 = 23
-2.5x = 23

Divide each side by '-2.5'.
x = -9.2

Simplifying
x = -9.2

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