Answer:r=14°
Step-by-step explanation:
(5r-5)°+ (8r+3)°=180
(Sum of angles on a straight line =180°)
Collect like terms
5r+8r-5+3=180
13r-2=180
13r=180+2
13r=182
r=182/13
r=14°
Answer:
15.588
Step-by-step explanation:
3-5.5=-2.5
3^2.5=15.588
Answer:
8-9=-1
just absoulte value. |-1| = 1
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
On Edge 2020