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Anonymous Anonymous
  • 21-01-2017
  • Mathematics
Answered

What value for z makes this equation true? (10 • 10) + (10 • 5) = 10 • z A. 5 B. 10 C. 15 D. 20

Verified Answer :

JohnES
JohnES JohnES
  • 21-01-2017

It is C, 15.

1010+105=150

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vvennemann vvennemann
  • 21-01-2017

The answer is C.15. Because 1010=100 then 105=50 so 100+50=150. Then 10*15=150

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