One of two things:
-There is no solution because they are parallel lines
- OR There is infinite solutions because they are the same line.
(Credit to guy/girl above) 63 miles 10 1/2 x 6 is 63.
Answer:
The sum of the age of pupils is 81
Step-by-step explanation:
Let sum of age of 18pupils = x
Average ages = 4.5
Average = total/no. of pupil
4.5 = x/18
x = 81
Answer:i guess yes
Step-by-step explanation:
Answer:
12+40= 52
180-52=128
Step-by-step explanation:
Angles in a triangle add up to 180
so if two sides are given , they must be added and subtracted from 180.
which gives us 180-52=128
