Answer
7,0
Step-by-step explanation:
Substitute -6y+7 into problem one where the x is
distribute the 2 and subtract the 9 y and you will get
-21y+14=14
subtract 14 from both sides and it will be -21y=0 so y will be 0
substitute the 0 into equation 2 and find x=7
The answer i got was 49-9b^2
Answer:3.14r^2
Step-by-step explanation:
if you are asking circumference then using circumference formula
circumference(c)=pi*r^2
=3.14r^2
