abstractcities abstractcities

27-07-2018
Mathematics

contestada

Which of the following are mathematical sentences? Check all that apply.

A. 6x

B. x = 12

C. 10r = 40

D. 9g = 45

E. r + 9 = 6

F. 61

Respuesta :

altavistard altavistard

27-07-2018

A and F are not math'l sentences; they're just numbers.

B, C, D and E all comment on the equality of two sides of given equations and are thus math'l sentences. For example: "10 times some number r equals 40."

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