Which expression is equivalent to "4 times the sum of 3 and x"?

A. 4(3x)
B. 4x + 3
C. 3(x + 4)
D. 4(x + 3)
My answer is C

6 answers

Nope. C is 3 times the sum of x and 4
Then wouldn't it be B or D?
Which one? B or D?
looks like blind guessing to me
... and by the process of elimination we have ?????
We've already checked two of your guesses. You're on your own now.

Please do not post this again.
The side length of an equilateral triangle is 10 x + 3. Which expression represents the perimeter of the triangle?