2(r-5)/7+3=4

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Solution for 2(r-5)/7+3=4 equation:



2(r-5)/7+3=4
We move all terms to the left:
2(r-5)/7+3-(4)=0
We add all the numbers together, and all the variables
2(r-5)/7-1=0
We multiply all the terms by the denominator
2(r-5)-1*7=0
We add all the numbers together, and all the variables
2(r-5)-7=0
We multiply parentheses
2r-10-7=0
We add all the numbers together, and all the variables
2r-17=0
We move all terms containing r to the left, all other terms to the right
2r=17
r=17/2
r=8+1/2

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