(6x7) = 47
(6x-7) = -42 -- This is because you are multiplying two differently signed numbers, the product will be negative.
We need the 3 triangles “given” in order to answer the problem
Transporting nutrients to the cells of your body is the job of your circulatory system. ... Nutrients are transported throughout your body through your blood via capillaries, tiny blood vessels that connect arteries to veins. Nutrients, oxygen and wastes all pass in and out of your blood through the capillary walls
Note:It could be wrong.