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Art [367]
3 years ago
9

- 4y - 4+ (-3) Combine like terms

Mathematics
2 answers:
8090 [49]3 years ago
7 0

Answer:

-4y-7

Step-by-step explanation:

-4y-4+(-3)

-4y-4-3

-4y-7

-4y-7

rusak2 [61]3 years ago
5 0

Answer:

-4y -7  

Step-by-step explanation:

- 4y - 4+ (-3) = -4y -7   (here -4 & -3 are like terms.)

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Michael paid $16.40 for 20.5 centimeters of wire. Find the unit price in dollars per centimeter. If necessary round your answer
Korvikt [17]

Answer:

$0.80

Step-by-step explanation:

$16.40 ÷ 20.5 = 0.80

You can check your work by doing :

20.5 cm of wire × $0.80 = $16.40

4 0
3 years ago
What are the solution(s) for the quadratic equation?<br><br> Y=5x^2-9x+4<br><br> Show work
kakasveta [241]

Let's see

\\ \rm\rightarrowtail 5x^2-9x+4=0

\\ \rm\rightarrowtail 5x^2-5x-4x+4=0

\\ \rm\rightarrowtail 5x(x-1)-4(x-1)=0

\\ \rm\rightarrowtail (5x-4)(x-1)=0

\\ \rm\rightarrowtail x=4/5,1

8 0
2 years ago
The universally accepted film size for movies has a width of 35 millimeters. If you want to project a movie onto a square sheet
dlinn [17]

Answer:

<h2>The scale factor is 285.7143 ≅ 286.</h2>

Step-by-step explanation:

The square sheet has an area of 100 square meters.

Hence, the width of the sheet is \sqrt{100} = 10 meters.

The scale factor is needs to be in such a way, so that the film's wide will be match perfectly with the square sheet. Hence, 35x millimeters = 10 meters = 10000 millimeters .

x = \frac{10000}{35} = 285.7143.

6 0
3 years ago
The afternoon temperature is 42.4°F and falls at a steady rate of 1.2°F per hour for 6
tankabanditka [31]

answer :

13.6

explanation :

1.2*6=7.2

42.4-7.2=35.2

3.6*6=21.6

35.2-21.6=13.6

4 0
2 years ago
Can someone please help me it’s very important please ASAP
ozzi
The answer to this question is c)
7 0
3 years ago
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