Question

if (2,-3) is the solution of the equation 2(x+1)-7(y-2)=k,find the value of k and find two more solutions​

Answer 1

210

Explanation:

Just plug in for X and Y and solve the equation.

2(2+1)-7(-3-2)=k

2(3)-7(-5)=k

(6)(35)=k

210=k