Question

Which expressions are equivalent to 8.9 x + 6.2 + 8.7? Check all that apply. 9 x + 6 + 9 8.9 + 6.2 + 8.7 x 8.9 x + 8.7 + 6.2 8.7 + 8.9 x + 6.2 6.2 + 8.7 + 8.9 6.2 + 8.7 + 8.9 x 8.9 + 6.2 x + 8.7

Answer 1

8.9x + 6.2 + 8.7 equals..

8.9x + 8.7 + 6.2

8.7 + 8.9x + 6.2

6.2 + 8.7 + 8.9x

Explanation:

Addition is a property that can be done in any order. Multiplication can not be moved around. The variable x is tied to the 8.9 with multiplication, so it must always be attached to it. The other numbers can be moved around because it is addition.

Answer 2

Just got done the test ...hope this could help