Answer: the answer is C 190
Step-by-step explanation:
i promise this is the answer
By substitution is how to solve
2x-3y=21
y=3-x
2x-3(3-x)=21
2x-9+3x=21
5x=30
x= 6
now substitute our x value into y=3-x
so we get
y=3-6 = -3
so x=6 and y=-3 hope this helps!!!!! Thank you!
You can buy 2 green shirts for 23 dollars, so you have 7.1 dollars left! Or $7.10 left.
It is equal to 9.461 x 10 km
Answer:
5n units
Step-by-step explanation:
C=2πr =2·π·2.5