a) 2r+3=r-4
b) 13r+15=2r-16
Does that help?
i need help setting up 2 equations.
The sum of the radius,r, times 2 and 3 equals 4 less than the radius,r.
The sum of the radius, r, times 13 and 15 equals 16 less than twice the radius,r.
2 answers
yes it does thanks so much