Question

find the value of k if (2, 1) is a solution of the equation 2 X + 3 Y is equal to K
a) k=7 b) k=5 c)k=3 d) k=2​

Answer 1

Answer:

Very hard question.

all d best

Answer 2

$\huge{\mathfrak{\blue{\underline{Answer}}}}$

$2x + 3y = k \\ 2(2) + 3(1) = k \\ 4 + 3 = k$

$\large{\implies{\purple{k=7}}}$

Option (a)✔