Answer:
C. 60
Step-by-step explanation:
60+10=70
Answer:
C.) Sometimes
Step-by-step explanation:
The sum of two irrational numbers, in some cases, will be irrational. However, if the irrational parts of the numbers have a zero sum (cancel each other out), the sum will be rational.
Answer:
7x-y=-4
Step-by-step explanation:
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D. combine like terms, 4+7 is 11 and -3 and -10 is -13