The Awnser is c obtuse angle
Subtract 110 and 8.75 and you get 101.25 then divide that by 9 and you get 11.25
Plug 7 into each y. 9(7) -4(7) +3
63-28+3
The answer is 38
-5.8c + 4.2 - 3.1 + 1.4c = -4.4c +1.1
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