3 years ago

You can solve equations by graphing. Explain how to find the solutions by a given graph.

1 answer:

6 0

For solve equation by graphing, it need to come equation at the form, that it's simple to build a graph for left part of equation, and another graph for right part. The intersection of thats two graphs is the solution.

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The sum of the angle measures of a triangle is 180°. Find the value of x. Then find the angle measures of the triangle.

MAXImum [283]

Answer:

x = 43
43°, 51°, 86°

Step-by-step explanation:

The sum of the angles is ...

x° + (x +8)° + 2x° = 180°

4x +8 = 180 . . . . . . . . . . . collect terms, divide by °

x +2 = 45 . . . . . . . . . . divide by 4

x = 43 . . . . . . . . . . subtract 2

x +8 = 51

2x = 86

The angles are 43°, 51°, 86°.

7 0

2 years ago

Find the X and Y intercept of line 2x+3y=-12 X-intercept - Y- Intercept-

vivado [14]

Answer:

Let us rearrange
3y=-2x-12
y=-2/3x-4
So y intercept is -4
I also do exams and quizzes if your interested :)

7 0

3 years ago

Rani has a stamp collection which consists of Indian stamps and foreign stamps. The ratio of

Lostsunrise [7]

Answer:

2/9

Step-by-step explanation:

2 + 7 = 9

There are two Indian stamps, and the total is 9 stamps.

8 0

4 years ago

What is the squair root of 9/49

adelina 88 [10]

Answer:

3/7

Step-by-step explanation:

To find the square root of a fraction, find the square root of the numerator and denominator individually

So, √9 = 3

√49 = 7

Put them back as a fraction = 3/7

Hope this helps

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5 0

3 years ago

Read 2 more answers

Adelle solved the equation 4x/7-6=-20 as shown.

yarga [219]

Step-by-step explanation:

isnt is supposed to be x = -5

4x/7-6 = -20

4x/1 = -20

4x =-20

x = -5

6 0

3 years ago