AriesTwice
16.04.2021 •
Mathematics
3 times 4 minus 13 to the 98th power
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Ответ:
-1
Step-by-step explanation:
3*4= 12
12-13= -1
-1^(98)= -1
Ответ:
x+2x+6x=180 degrees
Simplify: 9x=180 degrees
Divide both sides by 9
x= 20 degrees
Plug in:
x degrees = 20 degrees
2x degrees = 40 degrees
6x degrees = 120 degrees