Answer:
3/8
Step-by-step explanation:
Rearrange, find common denominator.

The point on the y-axis is D. (0;-2)
Answer:
2.
30-7x4 = 2
3.
80
Step-by-step explanation:
2.
First, do 7x4, which equals 28. Then subtract that from 30, and you get 2.
3.
Do the parentheses first, 21-6=15. Then 15 divided by 0.2 = 75. 75+5=80.
Sorry I couldn't help on any of the other ones, I don't have much time.
Answer:
9x - 2y = 0
Step-by-step explanation:
elimination method
Answer:
1 + 1 = 11
Step-by-step explanation: