3x-y=7

2x+3y=1

Which is a solution?

a: (1,1)

b: (2,-1)

c: (2,-4)

A swimming pool at a park measures 9.75 meters by 7.2 meters the area of the playground is one and half times that of the swimming pool. Find total area of the swimming pool and the playground

For lunch britney has a choice of a hot dog, a hamburger, or pizza and a choice of an apple, a pear, or grapes. what are all the possible choices of lunch she can have? how many outcomes are in the sample space

Write an equation for the number of dollars, d, that you pay for your karate classes if you take classes for m months

what is the value of (f - g) (144) ?

The base of a triangle exceeds the height by 9 inches. If the area is 180 square inches, find the length of the base and the height of the triangle.

Use the Binomial theorem to expand and where possible simplify the expression. (1+√3) ^4 + (1-√3) ^4

The perimeter of a triangle is 76cm side of the triangle is twice as long as side b. side c is 1 cm longer than a side a. find the lenght of each side

Let f (x) = (1 - x) - 1 and x0 = 0. Find the nth Taylor polynomial Pn (x) for f (x) about x0. Find a value of n necessary for Pn (x) to approximate f (x) to within 10-6 on [0, 0.5].

Lindsay ate 7/8 of an apple. what percent of the apple did he eat

What's the answer to xy = 2