Math, asked by gargiborkar6, 1 month ago

Date
1 Use elemination method to solve
4x +12y = 120
x + y = 16

Answers

Answered by ssandiya30

0

Answer:

X=9,Y=7

Step-by-step explanation:

4x +12y = 120

( multiple by 4) 4 x + 4y = 64

(-). (-). (-)

---------------------

(+)8y=(+)56

8y=56

y=56/8

-------

'y=7 '

-------

sub y=7 in equation (1)

4x+12(7)=120

4x+84=120

4x=120-84

4x=36

x=36/4

------

x=9

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