Use substitution to determine which number(s) from the set {9, 12, 14} make the equation 6x=72 true.

Question

Use substitution to determine which number(s) from the set  {9, 12, 14} make the equation  6x=72 true.
x = __

GPT 3.5 · Answer

From the equation 6x=72, we can solve for x by dividing both sides by 6: 6x/6 = 72/6 x = 12 Therefore, the number 12 makes the equation true from the set {9, 12, 14}.