4(x+7)=-21

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Solution for 4(x+7)=-21 equation:


Simplifying
4(x + 7) = -21

Reorder the terms:
4(7 + x) = -21
(7 * 4 + x * 4) = -21
(28 + 4x) = -21

Solving
28 + 4x = -21

Solving for variable 'x'.

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

Add '-28' to each side of the equation.
28 + -28 + 4x = -21 + -28

Combine like terms: 28 + -28 = 0
0 + 4x = -21 + -28
4x = -21 + -28

Combine like terms: -21 + -28 = -49
4x = -49

Divide each side by '4'.
x = -12.25

Simplifying
x = -12.25

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