Question

solve for x and y 5x+3y=-1 ; 7x-3y=11​

Answer 1

Step-by-step explanation:

5x+3y= -1

7x-3y=11

Add both equations

(5x+7x)+(-3y+3y)=(-1+11)

12x=10

x=5/6

Put x=5/6 in 5x+3y=-1

5(5/6)+3y= -1

25/6+3y=-1

3y= -1-25/6

3y= -31/6

y= -31/18

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