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

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


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

Reorder the terms:
3(4 + x) = -5x + 20
(4 * 3 + x * 3) = -5x + 20
(12 + 3x) = -5x + 20

Reorder the terms:
12 + 3x = 20 + -5x

Solving
12 + 3x = 20 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
12 + 3x + 5x = 20 + -5x + 5x

Combine like terms: 3x + 5x = 8x
12 + 8x = 20 + -5x + 5x

Combine like terms: -5x + 5x = 0
12 + 8x = 20 + 0
12 + 8x = 20

Add '-12' to each side of the equation.
12 + -12 + 8x = 20 + -12

Combine like terms: 12 + -12 = 0
0 + 8x = 20 + -12
8x = 20 + -12

Combine like terms: 20 + -12 = 8
8x = 8

Divide each side by '8'.
x = 1

Simplifying
x = 1

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