In order to solve this equation, try to get
the variable by itself. Begin by treating forgetting about 5 in 5a. This makes a/7=25. Multiply 7 and 25 to get 175, then place the 5 back in from of the a. Then divide 175 by 5a and get 35.
x=35
Answer:
a because you dont have to pay that much back your your friend if you dont buy the magazines then you will only have to pay $12 to your friend and if you buy the magazines then you have to pay $21
Step-by-step explanation: