Marcus rented a movie for 4$ and some video games for $6 each he paid $22 how many games did he rent

(hurry! ) which expression is equivalent to the following complex fraction?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'