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Contact [7]
2 years ago
7

A box is filled with 5red crayons, 9blue crayons, and 6yellow crayons.

Mathematics
1 answer:
VMariaS [17]2 years ago
8 0

Answer:

\frac{7}{10}

Step-by-step explanation:

P(R or B)=\frac{5}{20}+\frac{9}{20}

             =\frac{7}{10}

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Complete the fact family for the following numbers <br> 5,9,4
xxMikexx [17]

Answer:

it's on goggle

Step-by-step explanation:

goggle yeah yeah yeah

6 0
3 years ago
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Whats the factorization of <br> x2+3x−18
Alexeev081 [22]

Answer:

(X+6)x(X-3)

Step-by-step explanation:

X^2+6X-3X-18

Xx(X+6)-3(X+6)

(X+6)x(X-3)

big X is the variable

small x is multiplication sign

4 0
2 years ago
47 decreased by nine times d what's the mathematical expression
Lilit [14]
Nine times d = 9*d = 9d

47 decreased by 9d = 47 - 9d

= 47 - 9d.
8 0
3 years ago
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Why can't we keep our education on our electronic devices instead of carrying a heavy bookbag?
Lesechka [4]
Teachers and principles probably still want to keep school a little old fashioned while still having little technology by the next year or 2 we'll might not have to carry heavy backpacks anymore I wish you the best of luck. 
3 0
3 years ago
Read 2 more answers
To begin a bacteria study, a petri dish had 2400 bacteria cells. Each hour since, the number of cells has increased by 3.6%.
yaroslaw [1]

Answer:

Y=2400*3.6^t

Step-by-step explanation:

y=a*b^x

a is the initial amount

b is the decrease/increase rate

x is the amount of time

Hope it helps!

4 0
3 years ago
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