1/3y + 28 = -5
Subtract 28 from both sides:
1/3y = -33
Multiply both sides by 3:
y = -99
The answer is E) NOTA
<em>Greetings from Brasil...</em>
a - whole number
FALSE
3/5, for example isnt a whole number
b. natural number
FALSE
0,457888..., for example isnt a natural number
c. integer
FALSE - like a
d. real number
TRUE
The set of real numbers contains the set of rational numbers
ℝ ⊃ ℚ
Left one i think thats the one
Answer: 4/5 (first choice)
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Work Shown:
sin(angle) = opposite/hypotenuse
sin(A) = BC/AC
sin(A) = 24/30
sin(A) = (6*4)/(6*5)
sin(A) = 4/5