Chen has $2.10 in nickels, dimes, and quarters. He has three times as many quarters as dimes and four times as many
nickels as dimes. How many of each coin does Chen have?

6 quarters, 2 dimes, 8 nickels.

Step-by-step explanation:

.25*6=1.5

.10*2=.2

.5*8=.4

1.5+.2+.4=2.1

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5

answer: get jesus in your life

step-by-step explanation: