0.5(x+5)+3=0.25(7x-11)-18

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Solution for 0.5(x+5)+3=0.25(7x-11)-18 equation:


Simplifying
0.5(x + 5) + 3 = 0.25(7x + -11) + -18

Reorder the terms:
0.5(5 + x) + 3 = 0.25(7x + -11) + -18
(5 * 0.5 + x * 0.5) + 3 = 0.25(7x + -11) + -18
(2.5 + 0.5x) + 3 = 0.25(7x + -11) + -18

Reorder the terms:
2.5 + 3 + 0.5x = 0.25(7x + -11) + -18

Combine like terms: 2.5 + 3 = 5.5
5.5 + 0.5x = 0.25(7x + -11) + -18

Reorder the terms:
5.5 + 0.5x = 0.25(-11 + 7x) + -18
5.5 + 0.5x = (-11 * 0.25 + 7x * 0.25) + -18
5.5 + 0.5x = (-2.75 + 1.75x) + -18

Reorder the terms:
5.5 + 0.5x = -2.75 + -18 + 1.75x

Combine like terms: -2.75 + -18 = -20.75
5.5 + 0.5x = -20.75 + 1.75x

Solving
5.5 + 0.5x = -20.75 + 1.75x

Solving for variable 'x'.

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

Add '-1.75x' to each side of the equation.
5.5 + 0.5x + -1.75x = -20.75 + 1.75x + -1.75x

Combine like terms: 0.5x + -1.75x = -1.25x
5.5 + -1.25x = -20.75 + 1.75x + -1.75x

Combine like terms: 1.75x + -1.75x = 0.00
5.5 + -1.25x = -20.75 + 0.00
5.5 + -1.25x = -20.75

Add '-5.5' to each side of the equation.
5.5 + -5.5 + -1.25x = -20.75 + -5.5

Combine like terms: 5.5 + -5.5 = 0.0
0.0 + -1.25x = -20.75 + -5.5
-1.25x = -20.75 + -5.5

Combine like terms: -20.75 + -5.5 = -26.25
-1.25x = -26.25

Divide each side by '-1.25'.
x = 21

Simplifying
x = 21

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