If it is a square, subtract (90+ whatever the other angle is) from 360. If it is a triangle than add 90 plus whatever other number the other angle is then subtract it from 180. A triangle is 180 degrees, and a square is 360 degrees.
8n- (2n-3) =12
8n-2n= 12+3
6n=15
n= 2.5
Hope this helps :)
Answer:
x=-2
Step-by-step explanation:
5x+17=7
5x=-10
x=-2
Answer:
f(-5) = -2
Step-by-step explanation:
f(-5) = -5 + 3
= -2
*Have to replace x with -5 and then solve
