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-6(4r+1)-9r=-r-5(7r+9)
We simplify the equation to the form, which is simple to understand
-6(4r+1)-9r=-r-5(7r+9)
Reorder the terms in parentheses
+(-24r-6)-9r=-r-5*(7r+9)
Remove unnecessary parentheses
-24r-6-9r=-r-5+*(+7r+9+)
Reorder the terms in parentheses
-24r-6-9r=-r+(-35r-45)
Remove unnecessary parentheses
-24r-6-9r=-r-35r-45
We move all terms containing r to the left and all other terms to the right.
-24r-9r+1r+35r=-45+6
We simplify left and right side of the equation.
+3r=-39
We divide both sides of the equation by 3 to get r.
r=-13
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