20=-7x+3(x+8)

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Solution for 20=-7x+3(x+8) equation: 


Simplifying
20 = -7x + 3(x + 8)

Reorder the terms:
20 = -7x + 3(8 + x)
20 = -7x + (8 * 3 + x * 3)
20 = -7x + (24 + 3x)

Reorder the terms:
20 = 24 + -7x + 3x

Combine like terms: -7x + 3x = -4x
20 = 24 + -4x

Solving
20 = 24 + -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.
20 + 4x = 24 + -4x + 4x

Combine like terms: -4x + 4x = 0
20 + 4x = 24 + 0
20 + 4x = 24

Add '-20' to each side of the equation.
20 + -20 + 4x = 24 + -20

Combine like terms: 20 + -20 = 0
0 + 4x = 24 + -20
4x = 24 + -20

Combine like terms: 24 + -20 = 4
4x = 4

Divide each side by '4'.
x = 1

Simplifying
x = 1

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