B because -90/1 and inverse is -1/90
Step-by-step explanation:
y1/x1=y2/x2
2/5÷1/3=y÷1/4
y=3/10=0.3
Answer: 
Step-by-step explanation: $60 to spend the cost of x t-shirts will be 8x
all together you get 
Angle 56 is vertical to the blank angle so that means they are equal.
So now 56, 41 and x create a straight line, so they are equal to 180.
180 = 56 + 41 + x
180 = 97 + x
83 = x
Hope this helps :)