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Bond [772]
3 years ago
9

the attendence at a school football game was 350. tickets for adults cost $2.25 compared to $1.00 for children. if the total rec

eipts were $600.00, how many children and adults attended?
Mathematics
1 answer:
prohojiy [21]3 years ago
8 0
184 people I think hope I helped
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H (t) = -t2 + t + 12 <br> Solve by using quadratic formula
Sedaia [141]

The quadratic formula is:

x=\frac{-b+\sqrt{(b)^2-4(a)(c)}}{2a}

and

x=\frac{-b-\sqrt{(b)^2-4(a)(c)}}{2a}

Let's identify our a, b, and c values:

a: -1

b: 1

c: 12

Plug in the values for a, b, and c into the equation. Let's do the first equation:

x=\frac{-1+\sqrt{(1)^2-4(-1)(12)}}{2(-1)}

Simplify everything in the radical:

x=\frac{-1+\sqrt{49}}{-2}

Simplify the radical:

x=\frac{-1+7}{-2}

Combine like terms:

x=\frac{6}{-2}

Simplify:

x=-3

This is one solution, now, let's solve for the other equation:

Since when simplified, everything is the same except the subtraction sign, we can skip the simplification again and change the sign to subtraction:

x=\frac{-1-7}{-2}

Combine like terms:

x=\frac{-8}{-2}

Simplify:

x=4

Your final answers are:

x=-3

x=4

8 0
3 years ago
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How do I factor out the coefficient of the variable such as 1/3b -1/3?
Nutka1998 [239]
I think it is factored out like this:
1/3(b-1)
5 0
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8) The diagram shows a sector of the circle with radius 60 cm and the angle at the
SashulF [63]

Answer:

251.3274cm

Step-by-step explanation:

L / 240 = C / 2π

5 0
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Which equation represents a linear function? Equation 1: y = 2x + 1 Equation 2: y2 = 3x + 1 Equation 3: y = 5x5 − 1 Equation 4:
Andreyy89
Equation 1 represents a linear function.
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3 years ago
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Given that events A and b are independent p(A) =0.60 and P(B)=0.30, what is P(A and B)?
myrzilka [38]
P(a)*p(b)=0.6*0.3=0.18
3 0
3 years ago
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