What is 33/40 as a decimal?

9/10 divide by -3/15 as a mixed number

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.