brenda0113hernandez
10.02.2021 •
Mathematics
Can someone please help me???
-5x+y=35
3x+2y=-21
(Use substitution method)
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Ответ:
Hope this helped , if it did mark me brainliest pls!
Ответ:
r = √10
sin t = opposite / hypotenuse = 1 / √ 10
cos t = adjacent / hypotenuse = - 3 / √ 10
tan t = opposite / adjacent = - 1 / 3