I dont know exactly what your asking but x=-y-2
Answer:

Step-by-step explanation:


* You must make sure that you have seven zeros in your decimal.
I am joyous to assist you anytime.
There are 4 US quarts in a gallon.
Hope I helped!!!! :)
Answer:
x=-15, y=25. (-15, 25).
Step-by-step explanation:
2x+3y=45
x+y=10
--------------
x=10-y
2(10-y)+3y=45
20-2y+3y=45
20+y=45
y=45-20
y=25
x+25=10
x=10-25
x=-15
If you tell me the concepts you’re referring to I might be able to help