4(3+7r)=-r-17

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Solution for 4(3+7r)=-r-17 equation:


Simplifying
4(3 + 7r) = -1r + -17
(3 * 4 + 7r * 4) = -1r + -17
(12 + 28r) = -1r + -17

Reorder the terms:
12 + 28r = -17 + -1r

Solving
12 + 28r = -17 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
12 + 28r + r = -17 + -1r + r

Combine like terms: 28r + r = 29r
12 + 29r = -17 + -1r + r

Combine like terms: -1r + r = 0
12 + 29r = -17 + 0
12 + 29r = -17

Add '-12' to each side of the equation.
12 + -12 + 29r = -17 + -12

Combine like terms: 12 + -12 = 0
0 + 29r = -17 + -12
29r = -17 + -12

Combine like terms: -17 + -12 = -29
29r = -29

Divide each side by '29'.
r = -1

Simplifying
r = -1

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