Which expression is equivalent to - 2.6 + (-2.9) + (-7.1) ?

a) - (2.6-2.9) + (-7.1)

b) (2.6+2.9) + (-7.1)

c) - 2.6 + (2.9+7.1)

d) - (2.6+2.9+7.1)

Question

Mathematics

Christian Merritt

3 August, 21:22

Which expression is equivalent to - 2.6 + (-2.9) + (-7.1) ?

a) - (2.6-2.9) + (-7.1)

b) (2.6+2.9) + (-7.1)

c) - 2.6 + (2.9+7.1)

d) - (2.6+2.9+7.1)

+1

Answers (1)

Know the Answer?

Marely Schaefer · Answer 1

D

Step-by-step explanation:

Since each term has a negative, the expression has moved it to the front as multiplication of - 1 to each term and grouped it with parenthesis.

Which expression is equivalent to - 2.6 + (-2.9) + (-7.1) ?a) - (2.6-2.9) + (-7.1)b) (2.6+2.9) + (-7.1)c) - 2.6 + (2.9+7.1)d) - (2.6+2.9+7.1)

Which expression is equivalent to - 2.6 + (-2.9) + (-7.1) ?

a) - (2.6-2.9) + (-7.1)

b) (2.6+2.9) + (-7.1)

c) - 2.6 + (2.9+7.1)

d) - (2.6+2.9+7.1)