Solve systems of equations algebraically

solve each system of equations algebraically.

1. y=x+2

y=-3x

2. y=-x

y=-7x

3. y=x-6

y=2x

4. y=x-4

y=2x

5. y=x+20

y=6x

2. What do we call the little lines that divide number lines into equal parts?

A fireman, 57.6 m away from a burning building, directs a stream of water from a fire hose at an angle of 35.2° above the horizontal. if the initial speed of the stream is 42.7 m/s, at what height will the stream of water strike the building?

At a time denoted as t = 0 a technological innovation is introduced into a community that has a fixed population of n people. 1.

How do I find the ratio of 153 to 53

Solve for p. 50,000 = (25,000*p) / (100-p)

An angle ha turned through 270 one-degree angels. What is the measurement of this angle in degrees?

Find the perimeter of triangle abc with vertices a (-1,2) b (3,6) c (3,-2)

Show steps 3y - 4 < or equal to 5

What is greater - 1.44 or - 1 1/4

Court time is selling tennis rackets for $64.99. The cost to court time is $37.48 per racket. Overhead is estimated to be 20 percent of the selling price. What is the net profit rate?