.5(3x+10+20)=4x-5

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Solution for .5(3x+10+20)=4x-5 equation:


Simplifying
0.5(3x + 10 + 20) = 4x + -5

Reorder the terms:
0.5(10 + 20 + 3x) = 4x + -5

Combine like terms: 10 + 20 = 30
0.5(30 + 3x) = 4x + -5
(30 * 0.5 + 3x * 0.5) = 4x + -5
(15 + 1.5x) = 4x + -5

Reorder the terms:
15 + 1.5x = -5 + 4x

Solving
15 + 1.5x = -5 + 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.
15 + 1.5x + -4x = -5 + 4x + -4x

Combine like terms: 1.5x + -4x = -2.5x
15 + -2.5x = -5 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + -2.5x = -5 + 0
15 + -2.5x = -5

Add '-15' to each side of the equation.
15 + -15 + -2.5x = -5 + -15

Combine like terms: 15 + -15 = 0
0 + -2.5x = -5 + -15
-2.5x = -5 + -15

Combine like terms: -5 + -15 = -20
-2.5x = -20

Divide each side by '-2.5'.
x = 8

Simplifying
x = 8

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