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Lapatulllka [165]
3 years ago
14

Which of the following is the expansion of (2m - n)7?

Mathematics
2 answers:
WINSTONCH [101]3 years ago
4 0
-7n + 14m

Enjoy !! :)
Temka [501]3 years ago
3 0
-7n plus 14 ;)


Is what I got.
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Too stoned help pls
podryga [215]
Distributive proeprty
wait
combein elike terms
4(1m+3+5m)=4(5m+1m+3)=4(6m+3)

if we distribute
reemmber that a(b+c)=ab+ac
4(6m+3)=4(6m)+4(3)=24m+12




A. 24m+12 and 12(2m+1)
B. distributive property
C. if m=1, we get 36=36
3 0
3 years ago
Which statement(s) could describe the graph of a nonproportional relationship? Select all that apply​
Solnce55 [7]

Answer:

A. The positive y-intercept.

D. The y-intercept is negative.

Step-by-step explanation:

The proportional relationship is defined by the graph passing through the origin i.e. the y-intercept is equal to zero.

The equation of y proportional to x relationship is y = kx, which again denotes that the graph passes through the origin (0,0).

Now, the statements that can describe the graph of a non-proportional relationship are  

A. The positive y-intercept.

D. The y-intercept is negative. (Answer)

6 0
3 years ago
An object has a volume of 7cm³ and a mass of 56g. What is its density in g/cm³?
Nastasia [14]

Answer:8

Step-by-step explanation;Since you want to find the density but you already have the mass you do the inverse operation and divdie 56 by 7 and get 8.

5 0
3 years ago
Which expression is equal to 45 x 4-7: 4-27 4° 4-4 (45) (4-2) 45 : 4-9​
horsena [70]

Answer: 173: -432° - 16196: -5

Step-by-step explanation: Simplify your expression and there is your answer.  

4 0
3 years ago
Susanne checks the temperature at 10:00 p.m. she notices that, if the temperature falls by 3 more degrees, it will break the rec
goldfiish [28.3K]

Answer:

Susanne checks the temperature at 10:00 p.m. she notices that, if the temperature falls by 3 more degrees, it will break the record low temperature for that day, which is 26 degrees.

Step-by-step explanation:

3 0
3 years ago
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