If x is the number of students on the field trip:
60 + 15x + 95 + 12x
Answer:
Step-by-step explanation:
No
Step-by-step explanation:
if you're looking for x
x=180-42-51= 87°
and if you're looking for D
D= 180-42= 138°
The system should look like this:
eh + b = 243
eh - b = 109