-3(r+7)=-43

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Solution for -3(r+7)=-43 equation: 


Simplifying
-3(r + 7) = -43

Reorder the terms:
-3(7 + r) = -43
(7 * -3 + r * -3) = -43
(-21 + -3r) = -43

Solving
-21 + -3r = -43

Solving for variable 'r'.

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

Add '21' to each side of the equation.
-21 + 21 + -3r = -43 + 21

Combine like terms: -21 + 21 = 0
0 + -3r = -43 + 21
-3r = -43 + 21

Combine like terms: -43 + 21 = -22
-3r = -22

Divide each side by '-3'.
r = 7.333333333

Simplifying
r = 7.333333333

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