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topjm [15]
3 years ago
7

Need help on hw

Mathematics
1 answer:
Katyanochek1 [597]3 years ago
7 0

Answer:

Perry started with 40 stamps

Step-by-step explanation:

If perry is starting with 40 stamps and gets rid of half of them he will have 20 stamps + 20 stamps would be 40.

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Which are the solutions of x2 = –13x – 4?
kobusy [5.1K]

x2 = -13x - 4=

2x = -13x - 4=

2x+13x=-13x-4+13x

15x=-4

x=4/15

i hope this is correct

7 0
3 years ago
Write the equation in slope-intercept form of the line that has a slope of -2 and y-intercept of 2.
bixtya [17]

Answer:

y= -2x +2

Step-by-step explanation:

<u>Slope-intercept form:</u>

y= mx +c, where m is the slope and c is the y-intercept.

Given that the slope is -2, m= -2.

Substitute m= -2 into the equation:

y= -2x +c

Given that the y-intercept is 2, c= 2.

Substitute c=2 into the equation:

y= -2x +2

8 0
4 years ago
Solve the inequality for x -5x - 49 &gt; 113
Anika [276]
X < -40.5

To find this, here are the steps:

Combine like terms like so:

-4x - 49 > 113

Then, begin to isolate the variable x by adding 49 to both sides leaving you with:

-4x > 162

Then divide by negative four. Don’t forget, dividing by negatives switches the way the sign points so your final product will be:

x < -40.5

Hope this helps!
3 0
3 years ago
Find the product of smallest natural number and the smallest whole number​
lapo4ka [179]
The smallest natural number is 1 and the smallest whole number is 0 so
1x0=0
i hope that’s right
7 0
2 years ago
Explain the connection between factors, solutions, and x-intercepts.
professor190 [17]

Answer:

Factors can be set to zero in order to find the solutions, which are the x-intercepts on a graph.

ex:

x^2 + 4x - 4

(x + 2)(x + 2)

x+2=0

x=-2

x+2=0

x=-2

-2 would be the only x-intercept on the graph.

Someone correct me if I'm wrong, thank you

6 0
3 years ago
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