expess in equation and draw the graph for the cost of laptop is five times the cost of a computer

expess in equation and draw the graph for the cost of laptop is five times the cost of a computer

i have to find the relationship between the length of a peice of rope and the number of knots tied in it. i have a table of my results, but dont know how to plot the graph or how to determine...

Write down the gradient and y− intercept of the line y=−3x+4 how do I do it

I need to find the acute angle of the equations y= 4x+4 and y=-5x+19. I do this drawing a horizontal line at the intersection point and finding the angles of both the lines (from the...

how to find the rate of change?

still don't understand what the equation is

The birth rate is the number of births per 1000 women. A multiple birth rate is any birth with 2 or more children born. A) What are the independent and dependent variables? B) What is the...

how to find the equation of the line?

Ms. Hunter bought a box of 75 pens for her students to use in class. After 4 days, she had 63 pens left and after 15 days she only had 30 left. Assume her students are using them at a constant rate...

how to understand graphing linear equations

x:1,2,3,4,5,13,15 y:-1,2,7,14,23

i am wanting to know how to sketch a few graphs such as 2y=-6, y=-6, 5x=0

how to choose the correct the correct linear function? ...

Find and equation for the line parallel to y=5x-7 with y intercept (0,4) write the answer in slope intercept form. I am confused I thought this was y=mx+b which is the first formula I don't understand...

What are two major differences? How can you tell if a point is a solution to an inequality. Is (2,3) a solution to the inequality 8x-3y>14

The number of volunteers of a worldwide organization has increased 5.2 million in 2002 to 11.5 million in 2010. Find an equation for the line containing the given points. Let x represent...

for example: x+2y=6 How would you make those into coordinates on a graph?

How do you solve and plot the points for y=3x-1.