5(x+5)=21

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Solution for 5(x+5)=21 equation: 


Simplifying
5(x + 5) = 21

Reorder the terms:
5(5 + x) = 21
(5 * 5 + x * 5) = 21
(25 + 5x) = 21

Solving
25 + 5x = 21

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + 5x = 21 + -25

Combine like terms: 25 + -25 = 0
0 + 5x = 21 + -25
5x = 21 + -25

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

Divide each side by '5'.
x = -0.8

Simplifying
x = -0.8

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