Of course bro why wouldn’t we like anime
What the other person said
1 km ⇒1000 m 3570 /1000 ⇒ 3.57 km
is 3.57 km
Answer:
-3x+30
Step-by-step explanation:

Expand 

Simplify 

10 * 10^2 - 7.79* 10^3
they have to be to the same power to add or subtract
change 10*10^2 to proper scientific notation (only 1 number before the decimal) 1*10^3
1*10^3 - 7.79*10^3 = (1-7.79) * 10^3=-6.79*10^3