Answer:
D -55
Step-by-step explanation:
-55, since we put -1 and -3 instead of x and y. We multiply the result in the brackets by five. This gives us five
Answer:
x = 2
or 14.8
Step-by-step explanation:
First find the missing leg of the right triangle.
8²-3²=x²
x = 
then double is to get x in the drawing
x = 2
or 14.8
what times it self is 36 answer the square root of 86
the same for the second 1