A 2500 you want the biggest sample size possible for more accurate results
Answer:
d
Step-by-step explanation:
<span>Simplify 3ab + 4ab + 5
= 7ab + 5 (combine like terms)
hope it helps</span>
For this case, the first thing we must do is define variables:
x = number of quarters
y = number of dimes
We now write the system of equations:
x + y = 28
0.25x + 0.10y = 4.05
Solving the system of equations we have:
x = 8.33
y = 19.66
Rounding:
x = 8
y = 20
Answer:
the college student has:
8 quarters
20 dimes
