Answer:
A
Step-by-step explanation:
Change the mixed numbers to improper fractions
7
= 
6
= 
The subtraction is then
- 
Both fractions have a common denominator so subtract the numerators leaving the denominator
=
=
→ A
Answer:
C(3,-4), r=4*sqrt(2)
Step-by-step explanation:
C(p, q)
x^2+y^2+dx+ey+f=0
p=-d/2, q=-e/2, r^2=p^2+q^2-f
x^2+y^2 - 6x+8y-7=0
p=-(-6)/2=6/2=3
q=-8/2=-4
r^2=3^2 +(-4)^2+7
r^2=9+16+7
r^2=32
r=sqrt(32)
r=sqrt(16*2)
r=4*sqrt(2)
Answer:
3
Step-by-step explanation:
To make one serving you need 3cups/8servings = 3/8 cup.
To make 6 servings you need 3/8cup * 6 servings = 9/4 cups = 2.25 cups.
Answer:
30
Step-by-step explanation:
3 x 10 = 30
add the 0 from ten to 3 and you get 30