if 12 is subtracted from a certain number and result is then divided by
2, result is 20 then derived equation will be.
Answers
A number is added to 12, and the result is divided by 2. The answer is the same as you get by subtracting the number from 4. What is the number?
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14 Answers
Profile photo for Vincent Shayler-Day
Vincent Shayler-Day
Answered 1 year ago
So it's (x+12)/2 = 4-x?
Easy money. Just move x.
Step 1, multiply both sides by 2 to remove that pesky fraction. x+12 = 8–2x
Step 2, add 2x to both sides to remove x from the right hand side. 3x+12 = 8
Step 3, minus 12 from both sides, removing it from the left hand side. 3x = -4
Step 4, divide by 3. x = 1 1/3
So… One and a third. Thanks for the simple maths problem, I enjoyed that. But…if you are a student and are using Quora to do your homework for you you will fail your exams. Learn to apply the knowledge I've put here, and good luck.
Step-by-step explanation:
thank you