Question

find the value of k if (2,-1) is a solution of 2x-3y=k

please answer fast​

Answer 1

Answer:

k=7

Step-by-step explanation:

2,-1 are the values of x, y

so. 2*2-[-3*-1] = 4+3 = 7

Answer 2

Answer:

1. 2x-3y=k

• (2,-1) we put this in above equation.
• 2(2)-3(-1)=k
• 4+3=k
• 7=k