let total earnings = x
and number of hours = y
so x=60+5.25y is the formula
so for 4 hours replace y with 4
x = 60+5.25(4)
x = 81, so for 4 hours she made $81
<span>A. Lines that go up from left to right should have a positive slope.
B. Lines that go down from left to right should have a negative slope.
</span><span>D. The slope of a steep line should be bigger than the slope of a flat line.
E. The slope of a steep line should be smaller than the slope of a flat line.</span>
Answer:
False.
Step-by-step explanation:
y+9=0
y=-9
hope you have a good day/night! :)
Answer:
C
Step-by-step explanation:
Answer:
256.56ft³
Step-by-step explanation:
V₍cone₎= πr²(h/3)
=π×(7)²×(5/3)
=(3.14)×(49)×(1.67)
=256.4ft³