When (2x-20)+86=0
2x-20=-86
2x=-46
x=-23
Answer:
28,500,000 into scientific notation is 2.85 x 10⁷
2.85 x 100 in scientific notation is 2.85 x 10²
if you mean the multiplication symbol, it just means to multiply. otherwise, there i don't see an x anywhere else
Step-by-step explanation:

Answer:
1/2
Step-by-step explanation:
2/3 times 3/4 is 6/12, and 6/12 in simplest form is 1/2.
Well, you have the radius and the center already. So all you have to do is graph the center point, then count from that center point out 5 units, then draw the circle.