Question

when solving a system of equations by graphing how is the solution found? sketch a example

Answer 1

By looking at the point of intersection.

Answer 2

ex.
2x + 7y = 1
-3x – 4y = 5

Answer 3

https://www.desmos.com/calculator

Answer 4

put the points in and look at the point of intersection which is (-3,1)

Answer 5

how can constants be used to model a real-world situation

Answer 6

It can show when online daily news papers in the US make the same profit as printed news papers in the US.

Answer 7

I don't get it. Can you give me another example

Answer 8

It can show when the average viewing hours for cable T.V. and satellite T.V. will the same number of viewers.

Answer 9

This is my last question. Solve the following of systems of equations by graphing, you must graph. Y = -2x - 1 y = -3/2x -3

Answer 10

put the numbers into https://www.desmos.com/calculator

Answer 11

I did how do I save a graph on there

Answer 12

I got t thanks

Answer 13

You can print it or on the left i think there's a save button.

Answer 14

try this http://www.meta-calculator.com/online/?panel-102-graph&data-bounds-xMin=-10&data-bounds-xMax=10&data-bounds-yMin=-7.28&data-bounds-yMax=7.28&data-equations-0=%22y%3Dy%20%20-2*x%20-%201*y%22&data-equations-1=%22%20y%20%3D%20-3%2F2*x%20-3%22&data-rand=undefined

Answer 15

And you can save your graph on this one

Answer 16

Mason owns a collection of hardback books in a series about American history. Each book has dimensions as shown below. There are 7 books in the series, stacked side by side. What is the volume of the entire collection? a) one hundred sixty-one cubic inches b) eight hundred forty cubic inches c) nine hundred twenty-four cubic inches d) nine hundred sixty cubic inches

Answer 17

medal