A teacher buys 15 boxes of pencils, 3 boxes of erasers, and 7 boxes of dry erase markers for the class. Each box of pencils costs $19.85, each box of erasers costs $5.62, and each box of dry erase markers costs $31.22.What is the best estimate, in dollars, of the classroom items?

533.15

Step-by-step explanation:

$15*19.85+3*5.62+7*31.22

=533.15

Make me brainliest

$533.15

Step-by-step explanation: multiply the cost to how many they want.

step-by-step explanation:

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb