Question

pls anyone answer x+2y=9 4x+6y=18. using cross multiplication method pls don't spam ​

Answer 1

Answer:

x+2y =9

4x+6y=18

multiplying equation no 1 by 4

so , 4x + 8y = 36.......equ.1

4x + 6y = 18.........equ 2

- - -

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0 + 2y = 18

y = 9

now put value of y in equation 2

4x + 6(9)=18

4x +54= 18

4x = -36

x= -36/4

x = -9

hope it helped you