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⇒2x=6-3r

⇒x=.....(1)

x+4r=4

substituting the value of x as from....(1) we get:

+4r=4

⇒6-3r+4r * 2 =4*2

⇒6-3r+8r=8

⇒5r=8-6

⇒r=

Substituting the value of r as we get:

x+4r=4

⇒x=4-4r

⇒x=4-

⇒x=4-

⇒x=

Ans:x=

r=

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