Answer:
x+75=180
x=180-75
x=105
Step-by-step explanation:
x and a are on a straight line
a straight line=180
so you add the x to a=180
A polygon is a closed shape with straight sides example. Square, rectangle etc.
Answer:
it should be d
Step-by-step explanation:
Answer:
Step-by-step explanation:
I'm not doing all of them, so you can learn.
Here's the first three:
9. 6-12x
10. (and 11? dude u need to rephrase) x/(5(x+2))
