-20=4(2x+1)

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Solution for -20=4(2x+1) equation:


Simplifying
-20 = 4(2x + 1)

Reorder the terms:
-20 = 4(1 + 2x)
-20 = (1 * 4 + 2x * 4)
-20 = (4 + 8x)

Solving
-20 = 4 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-20 + -8x = 4 + 8x + -8x

Combine like terms: 8x + -8x = 0
-20 + -8x = 4 + 0
-20 + -8x = 4

Add '20' to each side of the equation.
-20 + 20 + -8x = 4 + 20

Combine like terms: -20 + 20 = 0
0 + -8x = 4 + 20
-8x = 4 + 20

Combine like terms: 4 + 20 = 24
-8x = 24

Divide each side by '-8'.
x = -3

Simplifying
x = -3

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