3 years ago

3x+8, 5x-4, 6x+9 constitute the 1st three terms of an arithmetic sequence. find x

1 answer:

8090 [49]3 years ago

6 0

Answer is in the picture

You might be interested in

Lady bird [3.3K]

Answer:

Step-by-step explanation:

d = 3/2

a₂₀ = a₁+19d

35/2 = a₁ + 19×3/2

a₁ = 35/2 - 19×3/2 = -11

a₁₅ = a₁+14d = -11 + 14×3/2 = 10

4 0

3 years ago

Vlad [161]

Possibly 230 minutes?? dont quote me on that lol

6 0

4 years ago

mestny [16]

Answer:

polygon is regular. Round answer to the nearest tenth

Step-by-step explanation:

$36 - 6 \times = \frac{ < \sqrt{ \geqslant \binom{ | |4)6300 \times - 9x55.90660606.. \sqrt{. \geqslant 522 \sqrt[25h \\ ]{?} \times \frac{?}{?} \times \frac{?}{?} } | | \times \frac{?}{?} }{?} } }{?} \times \frac{?}{?}$

8 0

3 years ago

melisa1 [442]

$5y + 6 - 10y - 3 \\ - 5x + 3$

6 0

3 years ago

Anvisha [2.4K]

Answer:

Sorry im not good at math

3 0

3 years ago