Answer:
a. {(0, 7), (-1, 6)}
Step-by-step explanation:

subtract the equations

for
, substitute x = 0

for
, substitute x = 0

Using the Quadratic Function, Such Means x = - b + or - the square root of - 4 a c over 2 a.
After you do it you would get the answer :
Hoped I Helped, Have A Great Day :)
The correct answer is C. i think
3+2=5
5x=100%
x=20 (divide)
20*3=60
60% are boys, 40% are girls
1 quart = 32 ounces
She will need 13 quarts <span>of coffee.</span>