Audry132 Audry132

11-03-2021
Mathematics

contestada

-2x + 3y = 1
y = 3x - 9
O (4,3)
O (4.6)
O (4.6)
O (43)
Hii can someone please help me !!!!!

Respuesta :

parajulinirjala1111 parajulinirjala1111

11-03-2021

Answer:

-2x+3y =1.......(1)

y=3x-9........(2)

Now,

putting the value of y in equation (1),

-2x+3(3x-9)=1

or,-2x+9x-27=1

or,7x-27=1

or,7x=28

x= 4

Now putting the value of X in equation (2),

y=3×4-9

= 12-9

=3

(x,y)=(4,3)

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