Answer: 
This means that he has to save at least $88 or more to have enough money.
Step-by-step explanation:
He has $37 and he needs to save more (+) but we don't know how much more that is, so that's why that is our unknown value. (x). The sum of them has to be at least 125 or greater.
Subtract 37
Answer: x = 50
Step-by-step explanation:
-0.2(x - 20) = 44 - x
-0.2x + 4 = 44 - x (distribute the -0.2)
+ x + x
-----------------------------------------------------
0.8x + 4 = 44
- 4 - 4
-------------------------------------------------------
0.8x = 40 (divide by 0.8)
x = 50
N= pi
2nr=C
C=94.2
94.2/2=nr
47.1=nr
47.1/n=r
15=r
2r = D
2(15)=30
Your answer is 30 inches
2, 67, and 83 are all prime. 63 and 91 are composite. For the bottom question the answer is A and B.
Answer:
D
Step-by-step explanation:
5 girls 4 boys=9
10 girls 8 boys=18
15 girls 12 boys=27
