Mrs doubtfire is planning to place a fence around her backyard. the fencing costs $1.95 per yard. she buys f yards of fencing and pays $3.50 in tax. if the total cost of the fencing is $81.50, write an equation to represent the situation.

a. 3.50f + 1.95= 81.50
b. 1.95f + 3.50 = 81.50
c. 1.96f - 3.50= 81.50
d. 3.50f - 1.95 = 81.50

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?