Samuel and joyce both bought cds. samuel bought 3x cds and joyce bought 2x-1 cds. if each cd had a regular price of $18 and a discount of $2, then which expression would show the amount of discount for all of their cds? (prerequisite skill) a. 5x – 1 b. 2(4x) c . 2(5x – 1) d. 16(6x)

Option C . 2(5x – 1)

Step-by-step explanation:

we know that

The total number of CDs is equal to the CDs bought by Samuel plus the CDs bought by Joyce.

so

----> expression A

To find out the amount of discount for all of their CDs, multiply the total number of CDs by $2

so

Multiply the expression A by $2

details

step-by-step explanation:

s

step-by-step explanation: