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kondaur [170]
3 years ago
8

2x-y=-1 in slope intercept form

Mathematics
2 answers:
PolarNik [594]3 years ago
6 0

Answer:

<h2>y = 2x + 1</h2>

Step-by-step explanation:

The slope-intercept form of an equation of a line:

y=mx+b

<em>m</em><em> - slope</em>

<em>b</em><em> - y-intercept</em>

We have the equation of a line in a standard form.

Convert to the slope-intercept form:

2x-y=-1         <em>add y to both sides</em>

2x-y+y=-1+y

2x=-1+y            <em>add 1 to both sides</em>

2x+1=-1+1+y

2x+1=y\to y=2x+1

Anvisha [2.4K]3 years ago
5 0

Answer:y=2x+1

I believe. I could be wrong. But I think im right

Step-by-step explanation:

2x-y=-1

-2x -2x

(-1)-y=-1-2x(-1)

y=2x+1

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1. Rotate ABC 180° about the origin making<br> DEF.<br><br> List all congruent sides and angles:
Vedmedyk [2.9K]

Answer:

<h3>              ∠ABC≅∠DEF </h3><h3>              ∠BCA≅∠EFD </h3><h3>              ∠CAB≅∠FDE </h3><h3>           AB≅DE,  BC≅EF,  CA≅FD</h3>

Step-by-step explanation:

To rotate point A 180° about the origin (point O) we draw a line from that point (A) throu the origin, measure the distance from the point A to the origin, and then measure the same distance on the other side of the origin to get rotated point. Mark it. The angle at the rotated point will be congruent to ∠A

The same goes for points B and C

Angles at pair of given and rotated point are congruent.

Sides of triangle are congruent if they lay between two congruent angles.

6 0
2 years ago
The height of a person and the person age is a linear relationship or not
Tom [10]
It is not because the term is used to describe the differences of a variable and a constant. Both of height and age are variables.
4 0
3 years ago
Read 2 more answers
What is the length of one leg of the triangle?<br>11 units<br>11/units<br>22 units<br>22/2 units​
son4ous [18]

Answer:

The length of one leg of the triangle is 22 units

Step-by-step explanation:

The complete question in the attached figure

Let

x ----> the length of one leg of the triangle

we know that

In the right isosceles triangle of the figure

The cosine of angle of 45 degrees is equal to the adjacent side to angle of 45 degrees divided by the hypotenuse

cos(45\°)=\frac{x}{22\sqrt{2}} ---> equation A

cos(45\°)=\frac{\sqrt{2}}{2} ----> equation B

equate equation A and equation B and solve for x

\frac{x}{22\sqrt{2}}=\frac{\sqrt{2}}{2}

x=\frac{\sqrt{2}}{2}(22\sqrt{2})=22\ units

therefore

The length of one leg of the triangle is 22 units

4 0
3 years ago
Juanita spent $24.50 on each of her gran children at the fair how much money did Juanita spend in total if she has 6 grandchildr
tankabanditka [31]

Answer:

$147

Step-by-step explanation:

she has 6 Gran children

Spends $24.50 on each

on six children $24.50. multiplied by 6

4 0
2 years ago
I need help. A building with a height of 48 m casts a shadow that is 30 m long. A person standing next to the building casts a s
lutik1710 [3]

Answer:

1.28 m

Step-by-step explanation:

48/30 = x/.8

cross multiply

30x = 48(.8)

30x = 38.4

x = 38.4/30

x = 1.28 m

8 0
3 years ago
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