20-01-2017
Mathematics

contestada

4x-3y=12 and y=7x-4?

Respuesta :

Maya024 Maya024

20-01-2017

Are these simultaneous questions or like seperate ones?

Simultaneous:
4x -3(7x-4) = 12
4x - 21x + 12 = 12
-17x = 0
X = 0

Therefore y = -4

***
If it's a graph
x int: (3,0)
Y int: (0, -4)

Um idk if that's the answers you wanted but I hope it helped somehow??

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