3 years ago

If F is the function defined by F(x)=3x−1, find the solution set for F(x)=2.

Mathematics

1 answer:

Tamiku [17]3 years ago

7 0

Answer:

D. {1}

Step-by-step explanation:

F(x)=3x−1

Let F(x) =2

2 = 3x-1

Add 1 to each side

2+1 = 3x-1+1

3 =3x

Divide by 3

3/3 = 3x/3

1 =x

You might be interested in

Easy question :)

bulgar [2K]

C. because 2.25 X 3 = 6.75 and 6.75 X 3 is 20.25

3 0

3 years ago

Amazon was valued at 430 billion dollars. Write this number in scientific notation

pshichka [43]

Answer:

430 billion (430,000,000,000) is 4.3 x 10^11 in scientific notation

3 0

3 years ago

Sila jogged 12 kilometers today and wants to know how far she traveled in feet. What error did Sila make while converting from k

ozzi

Answer:

umm i'm not rly sure what's going on here...but here's how i'd do it

Step-by-step explanation:

3280.84x12=39370.08 which is about 3,9370 feet.

to double check let's do an algebraic expression

1/3280.84=x/12 cross multiply

x(1)=3280.84(12) simplify

x=39370.08

hope that helped.

8 0

3 years ago

A dealer paid $7,000 for a car at an auction. At the dealership, a salesperson sold the car for 30% more than the auction price.

timurjin [86]

30% of $7000 is $2100
25% of $2100 is $525

7 0

3 years ago

How can I simplify this expression using only positive exponents ?

belka [17]

$\dfrac{4}{2}\cdot\dfrac{r^3}{r^5}=2\cdot\dfrac{1}{r^2}\\\\=\dfrac{2}{r^2}$

5 0

3 years ago