This is From the equation, find the axis of symmetry of the parabola. y = 2 x squared + 4 x minus 1
a.
x = 3
c.
x = negative 3
b.
x = negative 1
d.
x = 1

Please select the best answer from the choices provided

A
B
C
D

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Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

What is the average diastolic blood pressure for adults