Step-by-step explanation:
given x=2
and the equation

to find the value of q , you need to make q the subject in the equation as shown below
q= 3x-x -4
q=2x-4
but x= 2
so just substitute the value of x in the equation for the q

q=4-4
q=0
therefore the value of q is 0
Josh = 480/15 or 32
Greg = 480/24 or 20
Let J = how much more Josh has than Greg.
J = 32 - 20
Solve for J to find your answer.
Answer: 9x+4=50
Step-by-step explanation:
In this case, we're looking at how many you can buy, not how many CD's you own.
X-10 and then d+5
Hope this helps! :D