Answer:
A
Step-by-step explanation:
-x + 2y = 8
5x + 2y = -4
+ x. -2y. -8
6x = -12
÷6. ÷6
x = -2
5(-2) + 2y = -4
-10 + 2y = -4
+10. +10
2y = 6
÷2. ÷2
y = 3
Answer:
ok
Step-by-step explanation:
Answer:
-1 and 1/3
Step-by-step explanation:
-12 x -1 1/3= 16
2/3 of 8 miles is 5 and 1/3 miles. So they walked about 5 and 1/3 miles there.
<span><span>θi</span>=<span>sin<span>−1</span></span>(μsin<span>θr</span>)
=<span>sin<span>−1</span></span>(1.33×sin46.5)
=74.7degrees</span>
