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Vanyuwa [196]
3 years ago
9

Julia buys 12 books. She gives 9 books away.how many books does she have left?

Mathematics
2 answers:
7nadin3 [17]3 years ago
8 0
She would have 3 left
earnstyle [38]3 years ago
4 0
This is modeled by a subtraction problem: 12 - 9

The answer is 3
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Hey guys!!! I forgot how to do this :/ lol<br> whats 10+4÷2?
Travka [436]

Answer:

12

Step-by-step explanation:

8 0
2 years ago
The width of a rectangle is 8 inches shorter than its length. The perimeter of the rectangle is 18 inches. What are the length a
VashaNatasha [74]

Answer:

B

Step-by-step explanation:

Let length be l

Width, w=l-8

Perimeter = 2(l+w) = 2l+2w

2l+2(l-8)=18

6 0
3 years ago
mrs. diaz has 9 eggs. she cooks 5 eggs for breakfast. how many eggs are left? which model shows the problem?
melomori [17]

Answer:

B

Step-by-step explanation:

Because 9 = 5 +4

7 0
3 years ago
What is the slope of the line perpendicular to the segment with endpoints (2,0) and (-6,3)?
r-ruslan [8.4K]

Answer:

A line that passes (2, 0) and (-6, 3) has slope:

S1 = (-6 -2)/(3 - 0) = -4/3

Another line that is perpendicular with above line has slope:

S2 = -1/S1 = -1/(-4/3) = 3/4

=> Option B is correct

Hope this helps

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3 0
3 years ago
Expand.If necessary combine like terms.(1+6x)(1-6x)
Anastaziya [24]

Answer:

-36x^2+1

Step-by-step explanation:

(1+6x)(1-6x)

= 1^2(6x)^2

= -36x^2+1

6 0
3 years ago
Read 2 more answers
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