Answer:
$3.70
Step-by-step explanation:
$25.30 = 2P + 4D. p for popcorn and d for drinks
P= $5.25
$25.30 = 2($5.25) + 4D
$25.30 = $10.50 + 4D
-10.50. -10.50
inverse operations
$14.80 = 4D
÷4. ÷4
Inverse operations
$3.70 = D
Answer: 6:19
Step-by-step explanation:
bearing in mind that the LCD in this case for those two denominators is 40, so let's use that for the sum

Answer:
f(x) = 800 - 75x
Step-by-step explanation:
Rachel took a loan of 800 dollars | Money Owed: f(x) = 800
She pays back 75 dollars a week <-> (x) | Money Owed: f(x) = 800 - 75x
Answer: $7.50
Step-by-step explanation:
$55-$10=$45 45/6=7.5