Answer:
a=43
Step-by-step explanation:
w+w+w= 45 which means 15+15+15=45
b+b+b=21 which means 7+7+7=21
s+s+s=12 which means 4+4+4=12
w+b×s= a which means 15+7×4= 43
(hope this helps)
Answer:
B
Step-by-step explanation:
If you notice, since concert tickets is 1, the cost is $23. So we are finding an option that satifies that. The only option is B.
Hope you get a 100. Please hit the crown if correct :D
Answer: In the figure AB is about 8.4 inches and AC is about 13.05 inches.
Step-by-step explanation: We can use cosine to find the hypotenuse. 
Using a calculator x is about 13.05
Using tangent we can find the length opposite of <C

Using a calculator x would be about 8.4
Your first point would be on (0, 2), the vertex. Then, put a point on (-2, 22). Hope that helps!