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inessss [21]
2 years ago
7

Please help me with this please and thank you

Mathematics
1 answer:
sattari [20]2 years ago
6 0

Answer:

b. 3^{-x}

Step-by-step explanation:

(-2, 9)

f(-2)=3^{-(-2)} =3^{2} =9

(-1, 3)

f(-1)=3^{-(-1)} =3^{1} =3

(0 1)

f(0)=3^{0} =1

Hope this helps

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(½) (6x + 3) = 7 – (3x + 1)
erastovalidia [21]

\tt Step-by-step~explanation:

To solve for x, we have to remember to isolate the variable.

\tt Step~1:

For 1/2, we can make that 0.5, since their values are equivalent. Our equation:

\tt (0.5)(6x+3)=7-(3x+1)

Let's distribute the 0.5 first.

\tt 0.5*6x=3x\\0.5*3=1.5

\tt Step~2:

Now, let's simplify the right side of the equation. We have to distribute the negative to 3x and 1.

\tt -1*3x=-3x\\-1*1=-1

Then, we simplify the entire expression.

\tt 7-3x-1=-3x+6

\tt Step~3:

Our equation now:

\tt 3x+1.5=-3x+6

Let's add 3x to the right and 3x to the left to simplify the -3x on the right side of the equation.

\tt 3x(+3x)+1.5=-3x (3x)+6\\6x+1.5=6

\tt Step~4:

Let's do the same thing we did in Step 3 to 1.5. Subtract 1.5 on both sides of the equation.

\tt 6x+1.5(-1.5)=6(-1.5)\\6x=4.5

\tt Step~5:

Finally, we divide both sides by 6 to isolate x.

\tt \frac{6x}{6} =x\\\frac{4.5}{6}= 0.75~or~\frac{3}{4}

\large\boxed{\tt Our~final~answer:~x=0.75~(or~\frac{3}{4})}

8 0
3 years ago
Dorian buys 2 pounds of almonds for $21.98 and 3 pounds of dried apricots for $26.25. Which is less expensive per pound? How muc
ozzi

Answer:

The apricots are less expensive per pound.

Step-by-step explanation:

Cost of 1 pound of almonds = 21.98/2

Cost of 2 pounds of almonds = $21.98

So then you have to do 21.98 - 21.98/2. Which equals $10.99

Cost of 1 pound of dried apricots = 26.25/3

Cost of 3 pounds of dried apricots = $26.25

So then you have to do $26.25 - 26.25/3 which = $17.5 then divide that by 2 which equals $8.75.

To find out how much less expensive you have to find the difference, so to do that you have to do $10.99 - $8.75 = $2.24 per pound less expensive.

4 0
3 years ago
WILL GIVE BRAINEST
Bezzdna [24]
D. exponential growth
8 0
3 years ago
The area of the surface of a pool table is 32 sq ft. The perimeter is 24 feet. What are the dimensions of the pool table. explai
dedylja [7]
The length of the pool table is 4 and the width of the table is 8.
W=4
L=8
W times L=32 or 4 times 8=32
4 0
3 years ago
If the area of the following parallelogram is 30 square centimeters, what is the length of the base?
sleet_krkn [62]

Answer:

5 cm

Step-by-step explanation:

8 0
3 years ago
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