2 answers:
Answer:
7×7×7= 343
Step-by-step explanation:
hope this helps
Answer:
7 x 7 x 7
Step-by-step explanation:
When raising a number or expression to an exponent, you are really just multiplying the number or expression by itself.
That means 7³ is 7 multiplied by itself 3 times.
7 x 7 x 7
Hope this helps!
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Step-by-step explanation:
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Step-by-step explanation:

Answer:
6mm
Step-by-step explanation:
a+(−5)=−12
a−5=−12
a = -12 + 5
a = -7
answer is b. a=−7