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
aivan3 [116]
3 years ago
12

Find the 7th term of the arithmetic sequence 4x + 5, 11x + 9,18x + 13, ...

Mathematics
1 answer:
Svet_ta [14]3 years ago
5 0

Step-by-step explanation:

we see the common difference is

a2-a1 = 11x + 9 - 4x - 5 = 7x + 4

an = an-1 + (7x+4) = a1 + (n-1)×(7x+4)

for a7 we have then

a7 = 4x + 5 + 6×(7x +4) = 4x + 5 + 42x + 24 = 46x + 29

You might be interested in
What is the simplified form of the following expression? Assume
HACTEHA [7]

Answer:

yes a

Step-by-step explanation:

4 0
3 years ago
Please help me fast ​
solong [7]

Answer:

5/4 do the 2 lines then add1 then u get the anwswr

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
I NEED HELP ASAPP!!!<br> 2 × 10^-6 times what number is equal to 6 × 10^-4
GenaCL600 [577]

Answer: I think the answer is 12000000000

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
QUICK QUICK PLZZ! 1 MINUTE ONLY WITH SOLUTION! PLEASE I AM BEGGING YOU ALL ANSWER THIS PROPERLY WITH A SOLUTION PLEASE I WILL MA
Eddi Din [679]

Answer:

ratios equivalent to 1/3=2/6,3/9

Step-by-step explanation:

Double number line is a diagram used when. quantities have different units.

It shows each of the quantities on its own number line with corresponding pairs of values lined up.The values of each number line are not the same unless there is a 1:1 ratio between them.

some ratios equivalent to 1:3 are;

2:6,3:9,4:12,5:15,6:18,7:21,etc

5 0
3 years ago
a diver is exploring the water of the great barrier reef she is currently 25 feet from the surface of the water and plans to exp
11111nata11111 [884]

Answer:

6.25

Step-by-step explanation:

she is at 25

she needs to be at 75 which means she needs 50 more feet

at 8 per minute she will reach the depth in 50/8 = 6.25 minutes or 6 minutes and 15 seconds

6 0
2 years ago
Other questions:
  • 8/20 as a decimal and each fraction in simplest form
    7·1 answer
  • Write and solve a proportion to complete the statement. Round your answer to the nearest hundredth. 90 lb ≈ kg
    5·2 answers
  • 38.91 what is the value of 8
    7·1 answer
  • A loan with a balance of $210,000 prior to the June 1 payment was figured with interest at 5% annually and monthly principal and
    12·1 answer
  • 77 students is what percent of 87 students
    11·2 answers
  • HELP ASAP!! WILL MARK BRAINLIEST
    12·1 answer
  • What is the missing lengt?<br> area = 405 m
    11·2 answers
  • I NEED HELP PLS ON THIS QUESTION ON MY STUDY GUIDE
    11·1 answer
  • Each square below represents one whole.
    8·1 answer
  • Weekly wages at a certain factory are
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!