Solve.

6(4 – x) + 6x = 24

a. all real numbers

b.4

c. –4

d. 0

First, you develop, and you get:


Then, you put known numbers apart (numbers without x), and unknown numbers apart (numbers with x), and remember that moving from a part to another change the sign of the number. So you get:


And now you operate, and u get:


Since we get the same number in the 2 parts ( the number 0), that means that the correct answer is A (all real numbers)

Hope this Helps! :)