14 - (-270) - 69 + 10 = 14 + 270 - 59 = 284 - 59 = 225;
Answer:
People said no one could scale Mount Everest, but in 1953, Sir Edmund Hilary and Tenzing Norgay gazed down upon the world from its summit.
Step-by-step explanation:
The other three sentences can merely be written off as opinionated statements. The one written above, however, gives a fact that shows why people were wrong.
Answer:
1440 degrees
Step-by-step explanation:
The sum of the interior angles of a polygon can be found by
(n-2)*180
where n is the number of sides
a decagon has 10 sides, so n=10
(10-2) *180
8*180
1440
Hi there!
Answer:
4x + 5 = 25
Subtract 5 from both sides:
4x + 5 - 5 = 25 - 5
4x = 20
Divide both sides by 4:
4x/4 = 20/4
x = 5.