Question

4x-5y<_1 isolated by y

Answer 1

`y \ge (4x-1)/(5)`

Explanation:

Given

`4x - 5y \le 1`

Required

Solve for y

`4x - 5y \le 1`

Subtract 4x from both sides

`- 5y \le 1-4x`

Divide both sides by -5 (the inequality sign changes)

`y \ge (1- 4x)/(-5)`

`y \ge (4x-1)/(5)`