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

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


Simplifying
-1r + 17 = -4r + 4(r + 3)

Reorder the terms:
17 + -1r = -4r + 4(r + 3)

Reorder the terms:
17 + -1r = -4r + 4(3 + r)
17 + -1r = -4r + (3 * 4 + r * 4)
17 + -1r = -4r + (12 + 4r)

Reorder the terms:
17 + -1r = 12 + -4r + 4r

Combine like terms: -4r + 4r = 0
17 + -1r = 12 + 0
17 + -1r = 12

Solving
17 + -1r = 12

Solving for variable 'r'.

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

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

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

Combine like terms: 12 + -17 = -5
-1r = -5

Divide each side by '-1'.
r = 5

Simplifying
r = 5

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