Ask your own question, for FREE!
Mathematics 23 Online
OpenStudy (anonymous):

What is the value of the expression –5x4 when x = –2? A. –40 B. –80 C. 40 D. 80

OpenStudy (anonymous):

(-5)(-2)(4)

OpenStudy (raffle_snaffle):

|dw:1398179412785:dw|

OpenStudy (raffle_snaffle):

multiply through

OpenStudy (anonymous):

-5 * -2 = 10 10 * 4 = ? The answer to 10 * 4 is your answer.

OpenStudy (anonymous):

C. 40

OpenStudy (anonymous):

40 ty cara

OpenStudy (anonymous):

Welcome.

OpenStudy (anonymous):

What is 243 written as a power of a number? A. 34 B. 53 C. 35 D. 813

OpenStudy (anonymous):

help

OpenStudy (anonymous):

.. The answers are missing something

OpenStudy (anonymous):

Don't the answers have exponents?

OpenStudy (anonymous):

Nvm, the answer is C

OpenStudy (anonymous):

What is 243 written as a power of a number? A. 3 to the 4th B. 5 to the 3rd C. 3 to the 5th D. 81to the 3rd

OpenStudy (anonymous):

there

OpenStudy (anonymous):

3^5 = 3 x 3 x 3 x 3 x 3 = 243 So the answer is C.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!