Answer:
k
Step-by-step explanation:
17X-7Y. You add or subtract the same variables, in this case you only have two x's and one y. So you add them, because you have a addition sign. 13x+4x and you leave the Y alone, because there is not another Y variable.
Answer:
9+r
Step-by-step explanation:
jessica rode 9 more miles so u would add it to the number of miles roger rode
Answer:
x=3
y=6
Step-by-step explanation:
Hope this helps! :)
