Answer:
I and II only
Step-by-step explanation:
plug in the x and y
Answer:
1/3y - 7
Step-by-step explanation:
Add the like terms
-3 + (-4) = -7
and
2/3y + (-1/3y) = 1/3y
Hope this helps :)
Answer:
In step 3
4m = 4 + 4n
-4m = -32 -8n. (step 2)
If you add -4m, 4m you end up with
-4m+4m=-32 -8n + 4n +4
In step 3. the 4 was not added
continuing to solve 4n=-28, n=-7
Answer:
18+2x>_0
18/2 + 2x/2
x= 9
Step-by-step explanation:
first take the 2x to the other side which will automatically change from - to + and then divide both 18 and 2x by 2