T= 21.79x + 3.99x + 6.89x where t is the total cost and x is the number of brushes/rollers/paint cans you buy. You don't need a different variable for each item because you buy the same amount of each.
Answer:
251.4cm² is the area of the cone-shaped vase.
Answer:
g(x) = log2 (x) – 1
Step-by-step explanation:
I just did this on Edge