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Alchen [17]
3 years ago
9

A line is defined by the equation 2x + y = 4. Which shows the graph of this line?

Mathematics
1 answer:
Elina [12.6K]3 years ago
5 0
The correct answer is 4
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The hypotenuse of a right triangle is 10 inches long. One of the legs is 2 inches longer than the other one. If x is the length
iVinArrow [24]

Answer:

The equation is

X²+2x-48 = 0

Shorter one is 6 inches

Other side= 8 inches

Step-by-step explanation:

The equation for a right angle triangle normally is

A² = B² + C²

Where A = hypotenuse

Then B and C are the order sides of the triangle.

This time

Hypotenuse= 10 inches

The shorter one is X

While the other one is X+2

The equation

10²= x² +(x+2)²

100= x² + x² + 4x +4

100 - 4 = 2x² +4x

96= 2x² +4x

48 = x² +2x

X²+2x-48 = 0

Solving for x

X² +8x-6x-48= 0

X(x+8)-6(x+8)=0

(X-6)(x+8)= 0

X= 6 or x= -8

Definitely x is posiy

So x= 6

Shorter one is 6 inches

Other side= 6+2= 8 inches

5 0
3 years ago
Please help brainiest will be awarded ❤️
Anit [1.1K]
(6,-9) (-5,3) (1/2,-1) (2,-4) (11,-5)
8 0
3 years ago
In 1990, a person is 15 years old.
Evgesh-ka [11]

Answer:

Well, if this were to be BC= Before Christ, the years would go back.

Step-by-step explanation:

And that's why the question is trying to trick you. So in 1990 BC the person is 15 years old. 5 years later, the same person is now 10 years. 5 years back is the order of the BC concept. Hope this makes sense!

6 0
3 years ago
Read 2 more answers
I dont get this :(<br><br> the answer i got isn't on here, pls help, ty!
NikAS [45]

Answer:

C

Step-by-step explanation:

Since y is squared we are going to square 3^{(x+1)}

3^{^{(x+1)^{2} } ^{} }  We would multiply (x + 1) by 2 to get 2x + 2 as our exponent

5 0
1 year ago
HELP? I don’t know the answer
iren [92.7K]
ANSWER

It is horizontally compressed by a factor of 2 and reflected over the y-axis.

EXPLANATION

The parent function given to us is

y = \sqrt{x}

The parent function has been transformed to obtain

y = \sqrt{ - 2x}

This transformation is of the form:

y = \sqrt{kx}

If

|k| > 1

then,there is a horizontal compression by a factor of k.

Hence

y = \sqrt{ - 2x}

is horizontally compressed by a factor of 2.

Since -2<0, it is a reflection in the y-axis.

The correct choice is the last option.
3 0
3 years ago
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