Question

anyone on in math willing to help me in my math hw? @Mathematics

Answer 1

sure

Answer 2

kk

Answer 3

Hm..it depends on the topic :P

Answer 4

Bill has 4 times as many quarters as dimes.In all he has $2.20. How many coins of each type does he have?

Answer 5

what's the equation?

Answer 6

Zarkon can you help me?

Answer 7

D= dimes
Q=quarters
Q=4*D
.25*Q+.1*D=2.20
.25(4D)+.1*D=2.20

solve for D

Answer 8

I get 2 dimes and 8 quarters

Answer 9

.25(4D)+.1*D=2.20 multiply by 100
25(4D)+10D=220
100D+10D=220
110D=220
D=2

Q=4D
Q=4(2)=8