# math

Mr. Simon landscapes new houses for a building contractor. He charges by the square meter of yard space plus a setup fee. He billed the contractor \$2,150 for a 400-square- meter yard and \$1,650 for a 300-square-meter yard. Write an equation in the form
y = mx + b that can be used to find the cost, y, to landscape any amount of yard space, x.\

1. 👍 0
2. 👎 0
3. 👁 510
1. 400m+b = 2150
300m+b = 1650
subtract to get
100m = 500
m = 5
so, b = 150

y = 5x+150

1. 👍 0
2. 👎 0
posted by Steve

## Similar Questions

1. ### math

The plan for a new housing development call for the construction of a large number of residential homes.A marketing expert tells the owner that because of the poor location of development,20 of the houses which are sold will be

asked by farahan on April 2, 2016
2. ### math (Pls help me out)

The plan for a new housing development call for the construction of a large number of residential homes.A marketing expert tells the owner that because of the poor location of development,20 of the houses which are sold will be

asked by Ras on April 2, 2016
3. ### literature

Literature supports the building of a readersâ€™s imagination because: A. readers are placing themselves into a story. B. readers relate only to what they know. C. readers are presented with an unstructured picture of life. D.

asked by bev on November 27, 2015
4. ### English Expression

Number 5, stand up. Come to the black board. Pick up a piece of white chalk. Draw a square, a big square. It should be 1 meter by 1 meter, for you have to draw several things in the square. OK. that's enough. You have to draw

asked by John on April 17, 2008
5. ### Project Mangament

I am doing on a project on Building Home Depot. how would I go to found the cost, construction engineer, roofing contractor, plumbing contractor, HVAC contractor, steel erection and electric contractor. Install temporary power,set

asked by jimmy on February 26, 2015
1. ### Math

The floor of a round hut is 10m in diameter. A weaver charges \$15.50 to make a mat to fit the floor . Find the cost of the mat per square meter . Work- area of a circle = 3.1 * 5*5=77.5 Cost per square meter =77.5\15.5= 5 cents

asked by Amina on February 18, 2016
2. ### Math

Please help Ms.Sue! a contractor's designing one side of an office building 48 feet in length the windows are each 5 feet long and will be placed Six feet apart and 5 feet from the end of the building wall how many windows can a

asked by Kim on March 18, 2013
3. ### Math HELP!! :(

a contractor's designing one side of an office building 48 feet in length the windows are each 5 feet long and will be placed Six feet apart and 5 feet from the end of the building wall how many windows can a contractor design

asked by Lizzy on March 18, 2013
4. ### Math

a contractor's designing one side of an office building 48 feet in length the windows are each 5 feet long and will be placed Six feet apart and 5 feet from the end of the building wall how many windows can a contractor design

asked by Kevin on March 18, 2013
5. ### Math

The Mulraneys hired a contractor to build an addition to their home. The Contractor proposed a rectangular room with an area of 300 square feet. The Mulraneys asked the contractor to change the area to 363 feet by increasing both

asked by Makenzey on April 18, 2016

More Similar Questions