Answer:
Correct choice is D
Step-by-step explanation:
Given the system of two equations:
Fro mthe first equation
Substitute into the second equation 
instead of y:
Note that 
then the second equation will take look
Answer:
4.5 gallons
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
15 divided by 2.49 equals 0.166 (Approximately 17 cents/oz) whilst 20 divided by 3.32 equals 0.111 (Approximately 11 cents/oz).
Step-by-step explanation:
√24= √(<u>2×2</u>×2×3)
=2√2×3
=2√6
Answer:
$96
Step-by-step explanation:
$128 X 78/100
= $128 X .75
= $96
Dion would buy it, he's rich
