katiedavis7883
06.11.2020 •
Mathematics
2/5x + 1/2=3/5
A.4/15
B.125
C.1/4
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Ответ:
C. 1/4
Step-by-step explanation:
2/5x + 1/2 = 3/5 it would be easier to turn them into decimals.
.4x + .5 = .6 (Subtract .5 on both sides)
.4x = .1 (divide both sides by .4)
x = .25 (turn that into a fraction to get 1/4)
x = 1/4
Hope this helps!!
Ответ:
α = tan⁻¹√3
α = 60 [ As tan 60 = √3 ]
So, Your Final answer would be 60 degrees.
Hope this helps!