qwertykeyboard328 qwertykeyboard328
  • 31-08-2018
  • Mathematics
contestada

Use algebra tiles to find the difference. Let one yellow tile equal +1 and one red tile equal –1.

9 – 10

A. 3
B. -19
C. 19
D. -1

Respuesta :

hucipa hucipa
  • 31-08-2018

D. Just use a calculator 9-10=-1

Answer Link
ag41668
ag41668 ag41668
  • 19-09-2018

it's d or 9 - 10 is 1 . its simple math

Answer Link

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