-7(1x+3)=28

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Solution for -7(1x+3)=28 equation: 


Simplifying
-7(1x + 3) = 28

Reorder the terms:
-7(3 + 1x) = 28
(3 * -7 + 1x * -7) = 28
(-21 + -7x) = 28

Solving
-21 + -7x = 28

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -7x = 28 + 21

Combine like terms: -21 + 21 = 0
0 + -7x = 28 + 21
-7x = 28 + 21

Combine like terms: 28 + 21 = 49
-7x = 49

Divide each side by '-7'.
x = -7

Simplifying
x = -7

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