Question

Find the solution set of each of the following linear equations.
a) 7x - 5y = 3
b) 3x_1 - 5x_2 + 4x_3 = 7

Answer 1

its subscript.., just symbol for x

Answer 2

\(x^2\) = x^2

Answer 3

\(x_2 =\) = x_2

Answer 4

understood?

Answer 5

i told you that \(x^3 \) = x^3. I wrote x_3, and x_3 = \(x_3\)