Answer:
22
Step-by-step explanation:
did the test with that question
Let a and b be store A and store B, respectively. Then:
3a+b=63
5a+4b=140
So
12a+4b=252
5a+4b=140
7a=112
a=16
b=15
☺☺☺☺
It's C the missing side is 9 units long so since cosine is adjacent divided by hypotenuse it would be 9/41
Substitute the values into the inequality:
-1 - 1 > 0
-2 > 0
False
Answer:Y=8,-5
Step-by-step explanation:
