SOLUTION: if 4 is decreased by 3 times a number, the result is 22. write an equation and find the number. how do i solve this?

Question 244637: if 4 is decreased by 3 times a number, the result is 22. write an equation and find the number. how do i solve this?
Found 2 solutions by College Student, blwinbbbles:
Answer by College Student(505) (Show Source): You can put this solution on YOUR website!
Here's the equation:
Now solve for x.
I'll let you do the algebra, but the answer is x=-6.
Answer by blwinbbbles(106) (Show Source): You can put this solution on YOUR website!
Start by just writing in symbols what the sentence is saying:
4 - (is decreased) 3 * x (three times a number) = (the result is) 22
so 4 - 3x = 22 subtract 4 from each side
-3x = 18 divide both sides by -3
x = -6
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