Answer:
Step-by-step explanation:
Here are the 3 answers you needed :)!!!
Answer:
678
Step-by-step explanation:
First you have to do 666-66 which is 600. Then you add 777 which is 1377. Then you add 90 which is 1467. Last you subtract 789.
You distribute the three into the numbers in parentheses. -3+24n+6n. Then combine like terms. -3+30n
But I may be wrong.
1.2 is the answer you want
The answer should be 29.223 Hope this helps... also if you go to calculator.net there is a triangle solver there.