Question

.2 If (1, -2) is a solution of the equation 2x – y = p, then find the value of p.​

Answer 1

Answer:

4

Step-by-step explanation:

substituting the values of x and y in the eqn

2(1)-(-2)=p

2+2=p

p=4

Answer 2

Answer:

Substitute the value of x and y with 1 and -2

2(1)-(-2)=p

2+2=p ( as minus minus is equal to plus)

4=p

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