Q:

Which expressions are equivalent to 3(2x + 8) - 4x? Select ALL that apply. A. 4(2x+6)-6xB. 2(x-20)+4C. 2(x+10)+4D. 12(x+2)-10xE. 2x+24

Accepted Solution

A:

[tex]3(2x + 8) - 4x \\ = 6x + 24 - 4x \\ = 2x + 24[/tex]
Let's see A
[tex]8x + 24 - 6x \\ = 2x + 24[/tex]
Let's see B
[tex]2x - 40 + 4 \\ = 2x - 36[/tex]
Let's see C
[tex]2x + 20 + 4 \\ = 2x + 24[/tex]
Let's see D
[tex]12x + 24 - 10x \\ = 2x + 24[/tex]
E. 2x + 24

So the answers are A, C, D and E.

Hope this helps.