graph and check to solve the linear system

Algebra
Tutor: None Selected Time limit: 1 Day

y=2x-4

y=-1/2x+1

May 5th, 2015

for y = 2x-4 = 

when y =0   1, 2, 3

         x= -4,  -2, 0, 2

for y= -1/2+1 = 

when y= 0, 1, 2, 3

          x=1, 1/2, 0, -1/2

hence the graph intersects at the point where the value y=2 and value of x = 0. hence that becomes our solution. y= 2

              x =0

May 5th, 2015

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