Question

Find the value of k, if x=2, y=1 is a solution of the equation 3x + 4y=2k.

Answer 1

Answer:

k=5

Step-by-step explanation:

given x=2,y=1

substituting in equation 3x + 4y=2k

3(2)+ 4(1)=2k

6+4=2k

10=2k

10/2=k

5=k