4(5+x)=2x-1

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Solution for 4(5+x)=2x-1 equation:


Simplifying
4(5 + x) = 2x + -1
(5 * 4 + x * 4) = 2x + -1
(20 + 4x) = 2x + -1

Reorder the terms:
20 + 4x = -1 + 2x

Solving
20 + 4x = -1 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
20 + 4x + -2x = -1 + 2x + -2x

Combine like terms: 4x + -2x = 2x
20 + 2x = -1 + 2x + -2x

Combine like terms: 2x + -2x = 0
20 + 2x = -1 + 0
20 + 2x = -1

Add '-20' to each side of the equation.
20 + -20 + 2x = -1 + -20

Combine like terms: 20 + -20 = 0
0 + 2x = -1 + -20
2x = -1 + -20

Combine like terms: -1 + -20 = -21
2x = -21

Divide each side by '2'.
x = -10.5

Simplifying
x = -10.5

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