irvinbhangal2
28.11.2020 •
Mathematics
Find EF. Please help!
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Ответ:
EF = 7 + 39 = 46
Step-by-step explanation:
EF = FG
x + 39 = 7x - 3
39 + 3 = 7x - x
42 = 6x
x = 42/6
x = 7
hope this helps :)
Ответ:
21 = 0.75x
21/0.75 = x
28 = x