Thread: Need help with math simplify expression

1. Need help with math simplify expression

Can anyone help me with this? Im terrable in math

Simplify the following expression:

12x + 7 + 3(5 - 2x)

2. Originally Posted by fancyface
Can anyone help me with this? Im terrable in math

Simplify the following expression:

12x + 7 + 3(5 - 2x)
$12x + 7 + 3(5 - 2x) = 12x + 7 + 3 \cdot 5 + 3 \cdot (-2x)$

= $12x + 7 + 15 - 6x$

= $12x - 6x + 7 + 15$

= $(12 - 6)x + 22$

= $6x + 22$

-Dan

3. Thank so much topsquark

I really appreciate your help . I'm so bad at with math

4. Originally Posted by fancyface
I really appreciate your help . I'm so bad at with math
Hey, it looks like you are doing okay to me. I mean, the first step in learning is to ask questions!

-Dan