Which two functions are inverses of each other?
o f(x) = x, g(x) - -*
• ax) = 2x, 8(x) --
. ax) = 4x, 8(x) =**
f(x) = -82, 8(x) = 8x

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.