4(5x+15)=23-(x+3)

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Solution for 4(5x+15)=23-(x+3) equation:


Simplifying
4(5x + 15) = 23 + -1(x + 3)

Reorder the terms:
4(15 + 5x) = 23 + -1(x + 3)
(15 * 4 + 5x * 4) = 23 + -1(x + 3)
(60 + 20x) = 23 + -1(x + 3)

Reorder the terms:
60 + 20x = 23 + -1(3 + x)
60 + 20x = 23 + (3 * -1 + x * -1)
60 + 20x = 23 + (-3 + -1x)

Combine like terms: 23 + -3 = 20
60 + 20x = 20 + -1x

Solving
60 + 20x = 20 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
60 + 20x + x = 20 + -1x + x

Combine like terms: 20x + x = 21x
60 + 21x = 20 + -1x + x

Combine like terms: -1x + x = 0
60 + 21x = 20 + 0
60 + 21x = 20

Add '-60' to each side of the equation.
60 + -60 + 21x = 20 + -60

Combine like terms: 60 + -60 = 0
0 + 21x = 20 + -60
21x = 20 + -60

Combine like terms: 20 + -60 = -40
21x = -40

Divide each side by '21'.
x = -1.904761905

Simplifying
x = -1.904761905

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