6+2.5-8 Evaluate the numeric expression by using PEMADS be sure to show each step.

6 + 2.5 = 8.5 - 8 = 0.5

The answer is 0.5.

If you need an equation, it would be y=2x+8, y would be how long it grew, x being weeks.if you need how long he was asleep, it would be 4 weeks if he started with no beard, the equation would be x=8÷2if he did have a beard before hand, the equation would be 2w+x=8