17.50-14=3.50$
17.50 + 3 toppings = 20$ is the answer
HOPE IT HELP!!!!!!
Answer:
B
Step-by-step explanation:
Debit is when you receive cash:
So positive
Credit is when you pay cash:
So negative
You have to find first the discriminant
∆=8^2-4*(-1) *(-7) =36
x=(-8±√36) /-2=(-8±6)/-2=4±3=1 or 7
So x(1)=1 or x(2)=7
-x^2+8x-7=[x-x(1) ][x-x(2) ]=(x-1) (x-7)
Answer:
b. 8cm
Step-by-step explanation:
