Answer:
23°
Step-by-step explanation:
By interior angle sum postulate of a triangle.
x = 180° - ( 124° + 33°)
x = 180° - 157°
x = 23°
Answer:
420 people in 3 hours. 140 people per hour.
Step-by-step explanation:
this is quite simple
35 p = 15 m
140 p = 1 hour
420 p = 3 hours
My answer is 16 cause if you add 10 and 3 and 3 the =16
Answer:
see the explanation
Step-by-step explanation:
Let
x ------> the next grade
we know that
To find the average grade sum the grades by the number of math test
so

solve for x
Combine liker terms in the right side

Multiply by 5 both sides

Subtract 372 both sides

-----> this is not make sense
The grade cannot be a negative number
so
For x=0
The minimum average grade is
