3 years ago

In an arithmetic sequence a17=-40 and a28=-73 write the first 5 terms

Mathematics

1 answer:

Alla [95]3 years ago

5 0

Answer:

First 5 terms: 8, 5, 2, -1, -4

Step-by-step explanation:

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Solve the proportion<br> 7/2=x/16

alina1380 [7]

X=56
7÷2=3.5 and 56÷16=3.5

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3 years ago

Write this ratio as fraction in lowest terms.<br> $5.64 to $2.48 is

Nana76 [90]

Answer:

$2\frac{17}{62}$

Step-by-step explanation:

5.64 : 2.48

2.82 : 1.24

1.41 : 0.62

$\frac{1.41}{0.62}=\\\\\frac{141}{62}=\\\\2\frac{17}{62}$

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3 years ago

Three students solve a challenge math problem. Every day, the number of students who solve the problem doubles. There are 384 st

attashe74 [19]

OK, so this is assuming we are considering that the first three kids to solve ARE NOT in the first day.

So we have 3 kids and it doubles

Day 1 : 6

Day 2 : 12

Day 3 : 24

Day 4 : 48

Day 5 : 96

Day 6 : 192

Day 7: 384

So it should take 7 days or a week to solve all the problems.

The equation:

(3 * 2)^x = 384

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3 years ago

Read 2 more answers

What is 5x-9=7x+6-2x

Sliva [168]

-9 = -6 is your answer

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3 years ago

Which algebraic expression represents the following: the sum of four times a number and six? (1 point) 4x + 6

Tju [1.3M]

Answer:

4x +6

Step-by-step explanation:

No explanation

Straight answer

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2 years ago