Answer:
x - y = -4
Explanation:
Standard Form: Ax + By = C
A is non-negative
Step 1: Define equation
y - 3 = (x + 1)
Step 2: Solve to Standard Form
- Add 3 to both sides: y = x + 4
- Subtract x on both sides: y - x = 4
- Factor out negative: -(x - y) = 4
- Divide by -1 on both sides: x - y = -4