answer: -5 
work:
set up as fractions.

multiply across to solve.
so, multiply -2 x 8 and 1 x 3.
you get 
or, -5 
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Answer:
7
Step-by-step explanation:
Multiply the first collum by 7. It's basically unit rates
Answer:
c) {17,20,30,44}
Step-by-step explanation:
OK po yan...sir mam.
If AB is the hypotenuse, we have to draw the legs of the triangle and see where they intersect. There are two different possibilities (see the picture attached below). Therefore, the answers are (-3,3) and (-8,-4).