Chips and number lines support the answer because they can show the answer
If
x+y=-4
y-3x=16 or we cn write as
x+y=-4
-3x+y=16
i multiply the first equation by 3
3x+3y=-12
-3x+ y=16
4y=4
y=1
x+1=-4
x=-5
Answer:
Is that all to the problem?
Step-by-step explanation:
Answer:
Hope this helps
Step-by-step explanation:
3. Minor arc, 44°
4. Major arc, 140°
5. Minor arc, 44°
6. Major arc, 316°
7. Semi circle, 180°
8. Major arc, 140°
9. 38°
10. 52°
11. 142°
12. 128°
13. 232°
14. 308°