-7(-3r+2)+2=-r+32

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Solution for -7(-3r+2)+2=-r+32 equation:


Simplifying
-7(-3r + 2) + 2 = -1r + 32

Reorder the terms:
-7(2 + -3r) + 2 = -1r + 32
(2 * -7 + -3r * -7) + 2 = -1r + 32
(-14 + 21r) + 2 = -1r + 32

Reorder the terms:
-14 + 2 + 21r = -1r + 32

Combine like terms: -14 + 2 = -12
-12 + 21r = -1r + 32

Reorder the terms:
-12 + 21r = 32 + -1r

Solving
-12 + 21r = 32 + -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 + 21r + r = 32 + -1r + r

Combine like terms: 21r + r = 22r
-12 + 22r = 32 + -1r + r

Combine like terms: -1r + r = 0
-12 + 22r = 32 + 0
-12 + 22r = 32

Add '12' to each side of the equation.
-12 + 12 + 22r = 32 + 12

Combine like terms: -12 + 12 = 0
0 + 22r = 32 + 12
22r = 32 + 12

Combine like terms: 32 + 12 = 44
22r = 44

Divide each side by '22'.
r = 2

Simplifying
r = 2

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