Question

if 12 is subtracted from a number and the difference is multiplied by 6 the result is 21 find the number​

Answer 1

Let the number be x.

As per given condition :-

$(x - 12) \times 6 = 21 \\ \\ 6x - 72 = 21 \\ \\ 6x = 21 + 72 \\ \\ 6x = 93 \\ \\ x = \frac{93}{6} \\ \\ x = \frac{31}{2} \: \: \: \: or \: \: \: 15.5$

Hope it helps.

Answer 2

Answer:

• (12-x)*6=21
• 72-x=21

Step-by-step explanation:

• -x=-72+21

x=51