Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

28 Quarters and 40 Dimes

Step-by-step explanation:

Q=x

D=x+12

0.25(x)+0.10(x+12)=11.00

0.25x+0.10x+1.2=11.00

0.35x=9.80

x=28

Q=x=28

D=x+12=28+12=40

it is a reproduction.

step-by-step explanation:

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.