X - 2y = - 9
7x + 2y = 1
x - 2y = - 9
(+)
7x + 2y = 1
___________
8x = - 8
x = - 1
- 1 - 2y = - 9
2y = 8
y = 4
i am a mathematics teacher. if anything to ask please pm me
Answer:
BOI YOU TALKING ABOUT SOME THIS LOOKS EASY, THIS DOESN'T EVEN LOOK EASY PLUS... i dont know the answer. Bye
Step-by-step explanation:
1) 3/5
2) -10
3) -5/3
4) -3/2
5) -5
6) 4/5
7) 3/5
8) 1/2
9) -1/2
10) -3/7
Answer:
next should be 2250 if my math is correct
Answer:
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