Question

solve the following pair of linear equations by the substitution method (1) x+y=14 x-y=4 (2) s-t=3 s÷3+t÷2=6​

Answer 1

Answer:

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Answer 2

Answer:

x=9. y=5

Step-by-step explanation:

x+y=14 ------equation 1

x-y= 4 --------equation 2

x+y=14

y=14-x

On putting y's value in eq. 2

x-(14-x) = 4

x-14+x =4

2x=4+14

2x=18

x=9

On putting x's value in y=14-x

y=14-9

y=5