-17+3r+1+9r=-4(14+2r)

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Solution for -17+3r+1+9r=-4(14+2r) equation:



-17+3r+1+9r=-4(14+2r)
We move all terms to the left:
-17+3r+1+9r-(-4(14+2r))=0
We add all the numbers together, and all the variables
3r+9r-(-4(2r+14))-17+1=0
We add all the numbers together, and all the variables
12r-(-4(2r+14))-16=0
We calculate terms in parentheses: -(-4(2r+14)), so:
-4(2r+14)
We multiply parentheses
-8r-56
Back to the equation:
-(-8r-56)
We get rid of parentheses
12r+8r+56-16=0
We add all the numbers together, and all the variables
20r+40=0
We move all terms containing r to the left, all other terms to the right
20r=-40
r=-40/20
r=-2

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