Which of the expressions are equivalent to the one below? (15•3) - 20

A. (3-20) • (15-20)

B. (3•15) - 20

C. 6• (15-20)

D. 20 - (3•15)

Question

Howie

Mathematics

7 December, 08:40

Which of the expressions are equivalent to the one below? (15•3) - 20

A. (3-20) • (15-20)

B. (3•15) - 20

C. 6• (15-20)

D. 20 - (3•15)

+1

Answers (1)

Know the Answer?

Braydon Cunningham · Answer 1

Note that the given (15•3) - 20 involves multiplication and subtraction. The mult. must be carried out first. Thus, (15•3) - 20 = 45-20, or (3*15) - 20. Only answer B is equivalent to (15•3) - 20.

Which of the expressions are equivalent to the one below? (15•3) - 20A. (3-20) • (15-20)B. (3•15) - 20C. 6• (15-20)D. 20 - (3•15)

Which of the expressions are equivalent to the one below? (15•3) - 20

A. (3-20) • (15-20)

B. (3•15) - 20

C. 6• (15-20)

D. 20 - (3•15)