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33

Step-by-step explanation:

Follow PEMDAS.

P- Parentheses

E- Exponents

M- Multiplication

D- Division

A- Addition

S- Subtraction

Basically, first you do anything in parentheses, then any exponents, then any multiplication, then any division, then any addition, then any subtraction.

7 · 8 = 56

56 + 10 = 66

66 ÷ 2 = 33

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

explanation:

previous steps have made pa≅ pb ≅ st ≅ su. setting the compass width to ab allows you to make tu the same length. then δstu ≅ δpab by the sss congruence postulate, and ∠p ≅ ∠s by the reason cpctc.