Answer:
50 seconds
Step-by-step explanation:
divided 150 by 3
Answer:
{y,x} = {-7,-3}
Step-by-step explanation:
- 3x = 2
y - 2x = -1
-3x + y = 2 -2x + y = -1
y = 2x - 1
(2x-1) - 3x = 2
- x = 3 x = - 3
y = 2x-1
x = -3
y = 2(-3)-1 = -7
Give a algebraic expression for the number of non overlapping triangles in a polygon that has "n" sides
