3x+4-x/2=19 what is the value for x

x = 6

Explanation:

3x + 4 - x/2 = 19

3x - x/2 = 19 - 4

6x/2 - x/2 = 15

5x/2 = 15

x = 15 / 5/2

x = 15 * 2/5

x = 6

answer; /// i believe that the correct answer is (50%);

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.