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nalin [4]
3 years ago
15

Molly made a scaled copy of the following square. She used a scale factor greater than 1. What could be the side length of the s

caled copy of the square? A. 10 units B. 18 units C. 20 units D. 27 units E. 50 units On khan academy!
Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
3 0

Answer:

D and E

Step-by-step explanation:

27 and 50 are greater than 20. The scale factor is more than 1, so the answer(s) have to be more than 1.

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Graph the line that passes through the points (1,-6) and (2,-5) and determine the equation of the line.
Veseljchak [2.6K]

Answer:

y=x-7

Step-by-step explanation:

Slope of the line is (-5+6)/(2-1)=1. Equation of the line is y=x-7

3 0
3 years ago
Evaluate the expression 5c-2 for c=5.<br> help
mezya [45]

Answer:

= 23

Step-by-step explanation:

(5) (5) - 2 ( multiply )

= 5 * 5 = 25

( subtract ) 25 - 2 = 23

6 0
3 years ago
Given: Q = 7m + 3n, R = 11 - 2m, S = n + 5, and T = -m - 3n + 8. Simplify R - S + T
galben [10]

Q=7m+3n\\R=11-2m\\S=n+5\\T=-m-3n+8\\\\R-S+T=(11-2m)-(n+5)+(-m-3n+8)\\\\=11-2m-n-5-m-3n+8\\\\=(-2m-m)+(-n-3n)+(11-5+8)\\\\=\boxed{-3m-4n+14}

5 0
3 years ago
Sydney ran 400 meters in 1 minute and 20 seconds. What was Sydney’s average rate in meters per second?
Sunny_sXe [5.5K]
The average rate is 5 mps because 80 seconds times 5 equals 400 meters
8 0
3 years ago
Read 2 more answers
2t-7-5t=11 what is the answer
Verizon [17]
<span>2t-7-5t=11

Start by combing like terms:

2-5t=-3t  

Now we have: 

-3t-7=11  

Add 7 to both sides

-3t=18

To isolate t we divide both sides by -3 

Final answer: 
t=-6 </span>
3 0
3 years ago
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