Sorry i dont know im not that far in school that's like high school stuff sorry
Answer:
Harriet is 16 years of age
Step-by-step explanation:
(x-5)+x=37
2x=42
x=21
21-5=Harriet's Age
Check the picture below.
notice the reflected gray line on the red one over the y=x line, the slope of either line across the y=x line is simply the other's upside-down.

Answer:
6
Step-by-step explanation: