9(R+7)+12R=

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Solution for 9(R+7)+12R= equation:


Simplifying
9(R + 7) + 12R = 0

Reorder the terms:
9(7 + R) + 12R = 0
(7 * 9 + R * 9) + 12R = 0
(63 + 9R) + 12R = 0

Combine like terms: 9R + 12R = 21R
63 + 21R = 0

Solving
63 + 21R = 0

Solving for variable 'R'.

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

Add '-63' to each side of the equation.
63 + -63 + 21R = 0 + -63

Combine like terms: 63 + -63 = 0
0 + 21R = 0 + -63
21R = 0 + -63

Combine like terms: 0 + -63 = -63
21R = -63

Divide each side by '21'.
R = -3

Simplifying
R = -3

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