Answer:
How many hamburgers were sold on Sunday?
336
15+5=2y-5+5
=20 = 2y
20/2 = 2y/2
10 = y
a^2 +a -6
Step-by-step explanation:
(a + 3)(a - 2)
FOIL
first: a*a = a^2
outer: -2*a = -2a
inner: 3*a =3a
Last : -2*3 = -6
Add them together
a^2 -2a+3a -6
Combine like terms
