CBoy1
CBoy1 CBoy1
  • 15-02-2017
  • Mathematics
contestada

I do not understand theses... Please help!

I do not understand theses Please help class=

Respuesta :

texaschic101
texaschic101 texaschic101
  • 15-02-2017
y = x + 1
y = 2x - 1

basically we r going to sub in one y for another
x + 1 = 2x - 1
1 + 1 = 2x - x
2 = x

now we sub 2 in for x in either of the original equations to find y
y = x + 1
y = 2 + 1
y = 3

so ur solution is (2,3)

Answer Link
Аноним Аноним
  • 15-02-2017
y =x+1
y=2x-1
-------------subtract
0 = -x +2

-x + 2 = 0
x =2

y =x+1
y =2+1
y= 3

answer 
solution (2,3)
Answer Link

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