5x + 2y=50
or
5x + 2y<=50 (less than or equal to)
then
x + 2y=30
or
x + 2y<=30(less than or equal to)
Answer:
minus 15
Step-by-step explanation:
times the bottom by the right hand side
Answer:
60
Step-by-step explanation:
60/4=15
15>7
Answer:
Radius of the given circle is r = 2.
Step-by-step explanation:
Given equation of the circle is
.
Now we need to find the radius of the given circle
.
To find that let's compare with the formula of the circle with is
, where r is the radius.
We get 
take square root of both sides.

Hence radius of the given circle is r = 2.
1 is D
2 is A
3. is B
4. is D
5. is C