Z=72, i was working on it and that’s what i got
3:8
Beakers: test tubes
3+8=15
64/15= 4
3:4. X4
12:16
12 beakers
Please mark brainiest :)
X + x + 30 = 510
2x = 480
x = 240
there were 240 women and 270 men.
Answer:


Step-by-step explanation:
The sum of the interior angles of a triangle is 180 degrees.




Use the exterior angles theorem to find y.
The exterior angle y is the sum of the two remote interior angles:
The sum of angles on a straight line is 180 degrees.


