Help Me!!!!!! This will just take a sec! this is easy math! please?

Question

Write an algebraic expression:

1. cost of one gallon of gasoline if p gallons cost $20.45

2. the cost of d ballons if one balloon costs $0.75

Answer 1

3. The number of N cookies left in the jar, if i took three away?

I hate algerbra!  

Answer 2

1. px = 20.45

x = 20.45/p

2. y =0.75

     dy = 0.75d

let x represent one gallon and y represent one balloon

Answer 3

Let g = the cost of one gallon of gasoline

20.45/p =g

Let b = the cost of d balloons

$0.75d = b

Answer 4

2. d = $0.75d

Answer 5

1.  20.45/p

2.  .75d

Answer 6

P + D = A

Answer 7

Think of it as "dollars PER gallon" and replace the word PER with a division sign

20.45/p

replace the sentence with one you know is true and model the math after it

1 apple costs 0.75, so 4 apples cost 3.00, or 0.75 x 4

1 balloon costs 0.75, so d balloons cost 0.75d

Answer 8

a+b=23

Answer 9

1. 20.45/p

2. 0.75d

Answer 10

20.45/p

0.75 x d

Answer 11

1.  $20.45 divided by p.  ($20.45/p)

2. .75 x d  

Answer 12

1. x = $20.45/p

2. x = $0.75d

Answer 13

1. 20.45p

2. 0.75d

What grd r u in?

Answer 14

1) 1 gallon = $20.45/p

2) d ballons cost = $0.75d

Answer 15

1. 20.45 divided by P

2. D x 0.75

Answer 16

$20.45 divided by p

$0.75 times d