munecamaria200
munecamaria200 munecamaria200
  • 26-12-2017
  • Mathematics
contestada

somebody help me do this and explain how u got the answer

somebody help me do this and explain how u got the answer class=

Respuesta :

texaschic101
texaschic101 texaschic101
  • 26-12-2017
y > = 4x - 5.....only way to do this is to sub ur answer choices in and see which ones make the inequality true.
and the answer for this one is : (1,1)
let me show u...
y > = 4x - 5......(1,1)...x = 1 and y = 1
sub
1 > = 4(1) - 5
1 > = 4 - 5
1 > = -1 (true)
================
3y - 6 < 12x....sub in ur answer choices to see which ones make the equation true
and ur answer is (4,-2)
let me show u..
3y - 6 < 12x......(4,-2)....x = 4 and y = -2
now we sub
3(-2) - 6 < 12(4)
-6 - 6 < 48
-12 < 48 (true)


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