5(x+3)+4=-21

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Solution for 5(x+3)+4=-21 equation:


Simplifying
5(x + 3) + 4 = -21

Reorder the terms:
5(3 + x) + 4 = -21
(3 * 5 + x * 5) + 4 = -21
(15 + 5x) + 4 = -21

Reorder the terms:
15 + 4 + 5x = -21

Combine like terms: 15 + 4 = 19
19 + 5x = -21

Solving
19 + 5x = -21

Solving for variable 'x'.

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

Add '-19' to each side of the equation.
19 + -19 + 5x = -21 + -19

Combine like terms: 19 + -19 = 0
0 + 5x = -21 + -19
5x = -21 + -19

Combine like terms: -21 + -19 = -40
5x = -40

Divide each side by '5'.
x = -8

Simplifying
x = -8

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