Posted by **cody** on Tuesday, October 20, 2009 at 9:53pm.

if 25 is added to three times a number the result is 70.find the number?

- math -
**Ms. Sue**, Tuesday, October 20, 2009 at 9:54pm
25 + 3x = 70

How do you think you'll solve this equation?

Cody, I've asked you similar questions before, and you haven't responded. Why?

- math -
**marissa**, Tuesday, October 20, 2009 at 10:04pm
you subtract 25 from each side of the equation to get 3x=45. then you divide each side by 3 to get x=15. your just undoing the math

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