4r+12=-2(r+3)

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Solution for 4r+12=-2(r+3) equation:


4r+12=-2(r+3)

We simplify the equation to the form, which is simple to understand
4r+12=-2(r+3)

Reorder the terms in parentheses
4r+12=+(-2r-6)

Remove unnecessary parentheses
+4r+12=-2r-6

We move all terms containing r to the left and all other terms to the right.
+4r+2r=-6-12

We simplify left and right side of the equation.
+6r=-18

We divide both sides of the equation by 6 to get r.
r=-3

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