Here is the work to solve
Since 5, 4, and 2 share a factor of 2, we have to do 5*4*2/2 = 20
They will have to buy all three items again in 20 years
Using/ taking advantage of opportunities
If P = b + a + c, and we are to solve for b, subtract a and subtract c from both sides:
P - a - c = b (answer)
Answer:
b.
Step-by-step explanation:
