Answer:
They bought 5
Step-by-step explanation:
65x+40y=765
65(5)+40(11)=765
Answer:
The y intercept is -1
Step-by-step explanation:
the y-intercept is when y = 0
f(0) = -2^2 + 4(0) - 5
f(0) = 4 - 5
f(0) = -1
Fraction simplified:33/40
Decimal:0.825
Percent:82.5