What is the value of y in the product of powers below? 8^3x8^-5x8^y=8^-2=1/8^2​

In factoring by grouping, what would you have for step 3 for the following? step 1: x^3 +5x^2 +4x+20 step 2: x^2 (x+5)+4(x+5) step 3: ?

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points