4+21=-5(2x-5)

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Solution for 4+21=-5(2x-5) equation:


Simplifying
4 + 21 = -5(2x + -5)

Combine like terms: 4 + 21 = 25
25 = -5(2x + -5)

Reorder the terms:
25 = -5(-5 + 2x)
25 = (-5 * -5 + 2x * -5)
25 = (25 + -10x)

Add '-25' to each side of the equation.
25 + -25 = 25 + -25 + -10x

Combine like terms: 25 + -25 = 0
0 = 25 + -25 + -10x

Combine like terms: 25 + -25 = 0
0 = 0 + -10x
0 = -10x

Solving
0 = -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
0 + 10x = -10x + 10x
Remove the zero:
10x = -10x + 10x

Combine like terms: -10x + 10x = 0
10x = 0

Divide each side by '10'.
x = 0

Simplifying
x = 0

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