1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Lapatulllka [165]
3 years ago
8

Solve the equation by factoringx^-2x=15​

Mathematics
1 answer:
Reil [10]3 years ago
4 0

Step-by-step explanation:

Add one to both sides of the equation:

x^2 - 2x + 1 = 15 + 1

\Rightarrow (x - 1)^2 = 16

Taking the square root of the equation above, we get

x - 1 = \pm 4

or

x = 1 \pm 4 = 5, -3

You might be interested in
What is the scale factor of this dilation?
Mandarinka [93]

Answer:

2/3

Step-by-step explanation:

8 0
3 years ago
Midge baked 6 cookies and 4 brownies. Midge only has enough ingredients to bake at most 25 cookies or brownies total. Let x repr
GenaCL600 [577]
Given:
baked: 6 <span>cookies and 4 brownies
can bake 25 more either </span><span>cookies or brownies

</span><span>Let x represent the number of more cookies that Midge can bake
Let y represent the number of more brownies that Midge can bake.

cookies = 6 + x
brownies = 4 + y

(6 + x) + (4 +y) </span>≤ 25
10 + x + y ≤ 25
x + y ≤ 25 - 10
x + y ≤<span> 15

y </span>≤ <span>15 - x


</span><span>The following graphs best represents the relationship between x and y is:
</span>
<span>line joining ordered pair 0, 15 and 7, 8 and the region below this line which lies in the first quadrant is shaded</span><span>

</span>

4 0
3 years ago
Read 2 more answers
Here are five number cards.
marta [7]
Possible ways to get >32:
19 , 14
14, 19
18,22
22, 19
13,22
22,13
14, 22
22,14

That is 8 ways
Total number of permutations of 2 cards from 5
= 5P2
= 5!/3!
= 20
So required probability
= 8/20
= 2/5.
6 0
2 years ago
Reading the directions to a test is important because
liraira [26]
15 bcuz the name of 626 33y of wht yours in a 6373674 and yellow one in class chillin Wsp 638
4 0
3 years ago
Read 2 more answers
Define a variable and write an expression for the phrase.
kondaur [170]

n / 82 is your answer

5 0
4 years ago
Other questions:
  • 2x + 5= 12 <br> whats x?
    7·2 answers
  • How can you use absolute value to represent a negative number in a real world solution
    13·1 answer
  • The volume of a cube is 1000 cm3. Find:
    13·1 answer
  • a hot air balloon descends at 60 meters per minute. the hot air balloon descends for half minute. how do i put this in an equati
    6·1 answer
  • What is the probability that I will choose the 5 students with the highest grades from my class of 35?
    9·2 answers
  • Which expression is an equivalent expression of 12x + 10 + 4y? 2(6x + 2y + 6) 3(4x + y + 10) 2(6x + 4y + 8) 2(6x + 5 + 2y)
    11·1 answer
  • -0.00000737 = -7.37 x 10?
    6·2 answers
  • The scale from a map to actual distance is 2.5 cm to 620 mi. The distance on the map between Chicago and Boston is about 3.5 cm.
    10·1 answer
  • When a measurement is converted to centimeters will the number of centimeters be greater or less than the number of inches
    9·1 answer
  • What is: 5x (x - 2y) ?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!