Answer
2
Work Step by Step
1. Substitute values of p, q, and r into numerator of equation.
8/4 - (-10)/5
Divide and subtract.
2 + 2 = 4
2. Substitute values of p, q, and r into denominator of equation.
(-4)/2 + 8/2
Multiply and divide, then add.
-2 + 4 = 2
3. Divide numerator by denominator.
4/2 = 2