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
almond37 [142]
3 years ago
15

2. (5x® +9x° -6x) +(-9x6 – 20x2 - 6x) Solve

Mathematics
1 answer:
Kitty [74]3 years ago
5 0

Answer:

if i am correct

Step-by-step explanation:

=−9x^6−20x^2+2x

You might be interested in
If 6 sandwich rolls cost $1.44, how much will 26 rolls cost?
tresset_1 [31]

$6.24. This is because 1.44 / 6 = 0.24, and 0.24 x 26 = 6.24.

4 0
4 years ago
Read 2 more answers
Please help me factorize this<br>x(a-<br><img src="https://tex.z-dn.net/?f=x%28a%20-b%29%20%2B%20a%20-%20b" id="TexFormula1" tit
Nostrana [21]
I’m not sure but I think it’s:
(a-b)(x+1)
7 0
3 years ago
The freshmen competed with the sophomores to see who could raise the most money by recycling. The appropriate design for testing
brilliants [131]

Answer:

Independent-samples t-test.

Step-by-step explanation:

We are looking for the appropriate design for testing the significance of the difference between the means.

Now, there is a parametric test known as the Independent Samples t Test and what this test does is that it compares the mean of two independent groups in order to find out whether there is statistical evidence that the related population mean is significantly different.

Thus, the test to be used here is Independent-samples t-test.

8 0
3 years ago
Y is directly related to X, and Y is 81 when X is 27.<br> The constant of variation is ____
Tamiku [17]

Answer:x=3/9

Step-by-step explanation:

X directly proportional to Y

X=ky

Make k the subject of formula

k=x/y

K=27/81

Divided by 9

K=3/9

5 0
4 years ago
- GO DEEPER Marco received a gift card. He used it to
ANEK [815]

Answer:30$

Step-by-step explanation:$10.50 times two is 21 plus the handlebar would make it $29.25

8 0
3 years ago
Other questions:
  • Twice a number decreased by seven
    10·1 answer
  • What number is 0.5% of 8?
    5·2 answers
  • The perimeter of a rectangle is 24 feet. The length is 3 feet less than twice the width. The width is:
    5·1 answer
  • Can someone please tell me how I am suppose to do this? I'm so confused
    5·1 answer
  • Determine whether each of the following triangles is a right-angled triangle
    7·1 answer
  • Type the expression that results from the following series of steps:<br> Start with t times by 5.
    9·1 answer
  • Need help with this pls!!<br> (Show work pls)
    7·1 answer
  • What is the answer to this question ????????????
    13·2 answers
  • What is the value of x?<br> x+4/9=3/4
    14·1 answer
  • PLZ HELP I WILL GIVE 30 POINTS
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!