2 years ago

Can somebody explain plsss

Mathematics

1 answer:

tatiyna2 years ago

3 0

Answer:

slope = -2

Step-by-step explanation:

y2 - y1 over x2 - x1

so do

7-3/ 2-4 = your slope

4/-2

You might be interested in

Given that (- 2, 7) is on the graph of f(x) , find the corresponding point for the function f(x + 4).

AveGali [126]

Answer:

$\boxed{\ the \ corresponding\ point\ is \ (-6,7)\ }$

Step-by-step explanation:

We know that f(-2)=7

x+4 = -2 <=> x = -6

so f(-6+4) = f(-2)=7

then the corresponding point is (-6,7)

3 0

2 years ago

write quadratic equation whose roots are 4 and -3 and whose leading coefficient is 5 use the letter X to represent the variable

AlladinOne [14]

$5(x-4)(x+3)=\\
5(x^2+3x-4x-12)=\\
5(x^2-x-12)=\\
5x^2-5x-60$

5 0

2 years ago

What is 20% of 55? I need help PLEASE!

Assoli18 [71]

20% of 55 is 11

Convert your percentage into a decimal:
$\frac{20}{100} = 0.2$

Multiply your decimal by 55:
$0.2 \times 55 = 11$

8 0

2 years ago

Read 2 more answers

Select the correct answer.

zepelin [54]

Answer:

Answer is option c

Step-by-step explanation:

$given \: equations \: are \\ x - 2y = 15 \: \: and \: 2x + 4y = - 18 \\ divide \: by \: 2 \: in \: second \: equation \\ x + 2y = - 9 \: \: (equation \: 3) \\ adding \: 1and \: 3 \: we \: get \\ 2x = 6 \\ x = 3 \\ substitute \: x = 3 \: in \: equation \: 3 \\ 3 + 2y = - 9 \\ 2y = - 9 - 3 \\ 2y = - 12 \\ y = - 6$

x=3 and y=-6

HAVE A NICE DAY!

THANKS FOR GIVING ME THE OPPORTUNITY TO ANSWER YOUR QUESTION. 

6 0

3 years ago

Read 2 more answers

Represent each sum as a single rational number. 7 + (1/9)

Nady [450]

Answer:

Do u have a picture of it

Step-by-step explanation:

5 0

3 years ago

Can somebody explain plsss ​

Can somebody explain plsss