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IgorC [24]
2 years ago
13

2 1/4 + 1 3/4 + 3 1/2=

Mathematics
2 answers:
jolli1 [7]2 years ago
8 0
3 4/4 + 3 1/2
= 4 + 3 2/4
= 7 2/4
= 7 1/2

i am a mathematics teacher. if anything to ask please pm me
murzikaleks [220]2 years ago
7 0
The answer is 7 1/2 becasue if you add the whole #s then the fractions you get the answer
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1. Kate is 3 years older than John and 5 years younger than Carri. If John is 12 years old, how old is
Doss [256]

Answer:

20

Step-by-step explanation:

12 + 3 = 15

15+5=20

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3 years ago
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How many different 1-topping pizzas can be formed by choosing a size and topping if your choices for size are small, medium, lar
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The answer is A. 28
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3 years ago
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Bianca had a weekly allowance of $8.50 two years ago. Last year, her weekly allowance was $9.75. This year, Bianca's weekly allo
Natasha_Volkova [10]

Answer:

No

Step-by-step explanation:

In this particular scenario, based on the numbers I would say that it does not make sense to represent this with a constant rate. That is because in a span of three years the change between each year is completely different, for example, between the first and second year there was a change of

9.75 - 8.50 = 1.25 dollar change

1.25 / 8.50 = 0.147 or a 14.7% increase

Between the second and third year, there was a change of

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Therefore, each year the percent and dollar value increase is increasing more and more which would not be a constant rate.

3 0
2 years ago
Water coming out from a fountain is modeled by the function f(x) = -x2 + 5x + 4 where f(x) represents the height, in feet, of th
slava [35]
F ( x ) = - x² + 5 x + 4
between x = 3 and x = 5:
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6 0
3 years ago
I need help with that one.<br> What is<br> 2(3x-2)- 4x= 5x+2
Dima020 [189]

Answer:

So we have this equation:

2   (3x-2) - 4x = 5x + 2

You can first operate the parenthesis, knowing that a(b+c) = ab + ac (conmutative)

2(3x-2) - 4x = 5x + 2

2 * 3x - 2 * 2 - 4x = 5x + 2

6x - 4 -4x = 5x + 2

Now, we can operate the x:

6x - 4 -4x = 5x + 2

2x - 4 = 5x + 2

And sum 4 in both sides and substract 5x in both too.

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2x - 4 + 4 - 5x' = 5x + 2 + 4 -5x

Now we can operate:

-3x = 6

And we can divide by -3 the two sides...

x = 6/-3 = -2

5 0
3 years ago
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