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
seropon [69]
3 years ago
6

If the first term of a sequence is four and the common difference is -9. Find a40.

Mathematics
1 answer:
exis [7]3 years ago
8 0

Answer:

an = a1 + d(n - 1)

Step-by-step explanation:

an = 4 + -9(40 -1)

an = 4 + -9(39)

You might be interested in
Find the slope of the line and tell what the slope represents
Ainat [17]

Answer:

slope is 2

it represents the difference between the 2 points

8 0
3 years ago
(27x4 - 18x3 + 9x 2) = 3x<br> Answer ASAP
shepuryov [24]

Answer:

x = 24

Step-by-step explanation:

27 x 4 = 108

18 x 3 = 54

9 x 2 = 18

108 - 54 + 18 = 3x

72 = 3x

72/3 = x

24 = x

7 0
3 years ago
In the year 2000, a house was valued at $60 000.
Ne4ueva [31]

The percentage by which the cost is increasing will be 75%.

<h3>What is the percentage?</h3>

The quantity of anything is stated as though it were a fraction of a hundred. A fraction of 100 can be used to express the ratio.

The percentage of the 8th graders who want to go to the water slides is found from;

In the year 2000, a house was valued at $60 000.

In 2010, the same house was valued at $80 000.

The percentage value is found as;

\% = \frac{60000}{80000} \times 100 \\\\ \% =75 \%

Hence the percentage by which the cost is increasing will be 75%.

To learn more about percentages, refer to:

brainly.com/question/13450942

#SPJ1

4 0
2 years ago
A recipe requires
Alla [95]

Answer:

22/3=8/3=2.66

if 12 servings =2.6 cup of flour

...18 servings=???????

18×2.6/12=3.9

the answer is 3.9

6 0
2 years ago
M3+ 3 m3 + 4 m²<br><br>simplify​
Kipish [7]

Answer:

{m}^{3}  +  {27}^{m}  + 4 {m}^{2}

Step-by-step explanation:

{m}^{3}  +  {3}^{m 3}  + 4 {m}^{2}

{m}^{3}  +  {3}^{m \times 3}  + 4 {m}^{2}

{m}^{3}  +  {3}^{3m}  + 4 {m}^{2}

{3}^{3m}  =  ({3}^{3}  {)}^{m}  =  {27}^{m}

➡️ {m}^{3}  +  {27}^{m}  + 4 {m}^{2}

5 0
2 years ago
Other questions:
  • The perimeter of the rectangle is 32 m One side is 11m space, m long. What is the length of the missing side?
    15·1 answer
  • a bus driver makes a stop at 2:30, letting off 15 people and letting on 9 .the bus makes another stop ten minutes later to let o
    14·1 answer
  • Based on the graph below, what is the total number of solutions to the equation f(x) = g(x)? graph of function f of x equals 2 m
    14·2 answers
  • Marge has saved $350 toward the cost
    7·1 answer
  • What is the y-intercept and the zero of the following graph? Pleas help me brainliest
    8·1 answer
  • 2x - 3y = 9<br> -5x – 3y = 30<br> Elimination method
    12·1 answer
  • A parallelogram is translated 5 units to the left and reflected across y-axis. Which of the following is true about parallelogra
    7·1 answer
  • If m&lt;4=63, what is m&lt;1?
    6·1 answer
  • Solve for X<br><br><br> please answer will give brainliest!!!!!!!!
    10·1 answer
  • Which of the following is a statistical question?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!