7(2x+3)
=14x+21 hope it helps
Let the number of CD's be x and total cost be y
y=7x-10
*the 7 comes from the price of each individual CD ($7)
*the 10 comes from the discount ($10)
Hey there !
7C5 = 7 x 6 x 5 x4x3/5 x 4 x 3 x2x1 = 7
Hence option d is correct z
Answer:
6/10=3/5
not sure if its correct
Step-by-step explanation: