Find the 7th term of the arithmetic sequence -5x-8,-x-14,3x-20,...

1 answer:

8 0

A₁ = -5x-8; a₂ = -x-14; a₇=?

d = a₂ - a₁
= x-14 - (-5x-8)
= -x - 14 + 5x + 8
= 4x-6

a(n) = a₁ + (n-1)d

a₇ = -5x-8 + (7-1)(4x-6)
= -5x-8 + 6(4x-6)
= -5x - 8 + 24x - 36
= 19x - 44

You might be interested in

Find the value if S (s-6)squared= 75

Stels [109]

9...
75 + 6 = 81
The square root of 81 = 9

6 0

3 years ago

In an election, 471 people voted. Candidate B received 2/3 of the votes. How many votes did Candidate B receive?

dezoksy [38]

Answer:

Step-by-step explanation:

471/3 * 2 = 314

5 0

3 years ago

Read 2 more answers

If John makes $36 for 4 hours of work at Mcdonals,what is his play per hour?

puteri [66]

Answer: $9 per hour

Step-by-step explanation:

$36 divided by 4 hours of work = $9 per hour

8 0

3 years ago

Read 2 more answers

The angle bisector of

klemol [59]

A is correct. Hope my answer helped u :)

6 0

2 years ago

If possible please answer

mrs_skeptik [129]

Answer:

4 0

3 years ago