Answer:
siiiii
Step-by-step explanation:
F(x)=x^2+3x-7, x=3
f(3)=3^2+3(3)-7
f(3)=9+9-7
f(3)=11
I believe there’s 52 weeks in a year besides leap year so it would be 52 divided by 2 times 10 and you’d have your answer
Answer:
Sum of 2 no. 120
Let second no. be x
Therefore, first no. =x+5
Therrfore,third no. =3x
Thetefore,x+5+x+3x=120
5x+5=120
5x=115
x=23.
Therefore, 1st no.=28
Second=23
and third=69
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