1. Given (12+3)x, we can sum the numbers in the parenthesis to get 15x
2. Given 12x+3x, we can factor x to get (12+3)x and get the same as 1.
3. Given (12+3x)x, we have to distribute the x and we have 
4. This expression is already simplified.
45 because 1-4 round down and 6-9 round up to make the 44 become a 50
<h3>
Answer: <em>
240</em></h3>
Step-by-step explanation: <em><u>15 x 16= 240</u></em>
Answer:
I would say use pemdas
Step-by-step explanation:
Parenthesis
Exponents
Multiply
Divide
Add
Subtract