Question

you start at (3, -1). you move left 4 units and down 1 unit. where do you end?

Explanation:

Step1: Calculate new x - coordinate

Subtract 4 from initial x - value: $3 - 4=-1$

Step2: Calculate new y - coordinate

Subtract 1 from initial y - value: $-1-1 = - 2$

Answer:

$(-1,-2)$