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gregori [183]
4 years ago
8

13. Two seventh-grade classes are selling raffle

Mathematics
2 answers:
slamgirl [31]4 years ago
8 0

Answer:

150\ tickets

Step-by-step explanation:

Let

t -----> the number of tickets

y ----> the total amount raised

we know that

The linear equations that represent this situation are

<u><em>One Class</em></u>

y=3.50t+450 -----> equation A

<u><em>Other Class</em></u>

y=4.00t+375 -----> equation B

Solve the system of equations

Equate equation A and equation B and solve for t

4.00t+375=3.50t+450

4.00t-3.50t=450-375

0.50t=75

t=150\ tickets

damaskus [11]4 years ago
3 0

Answer:

3.50t + 550 = 5.00t + 250

Step-by-step explanation:

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Answer:

c:

Step-by-step explanation:

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3 0
3 years ago
two angles are a linear pair. the measure of the first angle minus 39 is equal to twice the measure of the second angle. What ar
baherus [9]

Step-by-step explanation:

Linear pairs = 180°!!!!!

  1. 1st angle is 2[x]-39 2nd angle is just x
  2. soooo add the x. 3x-39=180
  3. 3x=141 x=47

X is just the second angle!!!!!

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8 0
3 years ago
The volume of a rectangular prism whose dimensions are binomials with integer coefficients is modeled by the function V(x) = x^3
Levart [38]

Answer:

The missing dimension of the prism is (x-4)

Step-by-step explanation:

Here, we want to find the missing dimensions of the prism

To get the volume, we are to multiply three dimensions since we are talking about volume

Mathematically, to find the third dimension, we need to divide the original polynomial by the product of the two other dimensions

The product of the two other dimensions is;

(x-1)(x-9) = x^2-9x-x + 9

= x^2-10x+ 9

So we divide;

(x^3-14x^2+49x-36)/(x^2-10x+ 9)

We can use long division to get this

using long division, the answer here is x-4

5 0
3 years ago
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I need help and i also need the work shown...please and thank you
marin [14]

Answer:

55

Step-by-step explanation:

5 0
3 years ago
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Which shape is both rectangle and a square?
mina [271]

Step-by-step explanation:

the rhombus is both rectangle and square

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