The answer is approximately 11.18.
Answer: x=75
Explanation:
x+10+x+20=180
combine like terms
2x+30=180
subtract 30 from each side
2x=150
divide each side by 2
x=75
0.941176471 to the nearest hundredth is 0.94
mercury-73.667 million mi
venus-157.86 million mi
earth-24,860 miles (40,008 km) around
mars-133.1 million mi
jupiter-557.21 million mi
saturn-1.0058 billion mi
uranus-1.8797 billion mi
neptune-2.8704 billion mi
pluto-3.2505 billion mi
im sure this is accurate