E and f were a little complicated.
We can put the two equations together with substitution, and we get
3x + 2y = 30
Now we have a single equation in two variables, so we don't have enough information to solve for both x and y.
Standard form: -3x +5y= -1
I think it’s 4 m because diameter is 2r
Answer:
answer is c
Step-by-step explanation:
178.08 oz = 11.13 lb
11.13-10.91 = 0.22 lb