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3 years ago

Use the graph to complete the statements about the data of a car’s hourly journey.

Mathematics

2 answers:

Tamiku [17]3 years ago

8 0

Answer: 12

Step-by-step explanation:

Wewaii [24]3 years ago

4 0

Answer: 2 and 3, 150, continued its journey

Step-by-step explanation:

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Solve each of the following equations. Show its set on a number line.

natta225 [31]

Answer:

The solution set is all real numbers.

Step-by-step explanation:

Solve this equation, we have:

$4x - 4/mleft(x + 1/mright) = 4 \\ (4x - 4x - 4) = 4 \\ ( - 4) = 4 \\ 4 = 4$

The final sentence is always true, The solution set is all real numbers.

Showing it in the number line in blue, we have:

4 0

3 years ago

Plz help me well mark brainliest!

prohojiy [21]

Answer:

9:59

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

Ralph is 3 times as old as Sara. In 4 years, Ralph will be only twice as old as Sara will be then. Find Ralph's age now. If x re

tino4ka555 [31]

Answer:

2x + 4

Step-by-step explanation:

Let R = Ralph's age

and x = Sarah's age

Then Ralph's age in 4 years = R + 4

and Sarah's age in four years = x + 4

Thus, R + 4 = 2(x + 4)

Distribute the 2 R + 4 = 2x + 8

Subtract 4 from each side R = 2x + 4

Ralph's age is 2x + 4.

3 0

4 years ago

If the point (x,y) is on the x-axis is it x=0 y=0

monitta

Answer:

You know that y must have to equal 0. x can be anything though.

Step-by-step explanation:

The x-axis is a straight line in the center of the y-axis where y = 0.

3 0

3 years ago

Graph the exponential function<img src="https://tex.z-dn.net/?f=%20f%28x%29%3D%5Cfrac%7B1%7D%7B2%7D%5E%7Bx%7D%20%20" id="TexForm

tatyana61 [14]

$f(x)=\left(\dfrac{1}{2}\right)^x\\\\for\ x=-3\to y=\left(\dfrac{1}{2}\right)^{-3}=2^3=8\to(-3,\ 8)\\\\for\ x=-2\to y=\left(\dfrac{1}{2}\right)^{-2}=2^2=4\to(-2,\ 4)\\\\for\ x=-1\to y=\left(\dfrac{1}{2}\right)^{-1}=2^1=2\to(-1,\ 2)\\\\for\ x=0\to y=\left(\dfrac{1}{2}\right)^0=1\to(0,\ 1)\\\\for\ x=1\to y=\left(\dfrac{1}{2}\right)^1=\dfrac{1}{2}\to\left(1,\ \dfrac{1}{2}\right)\\\\for\ x=2\to y=\left(\dfrac{1}{2}\right)^2=\dfrac{1}{4}$

3 0

3 years ago