The sum of three times a number and 8 is -22. What is the number?
Kaycie V.
answered 05/21/19
Experienced Math, Science, Test Prep, Career Counseling Tutor
Sum means addition
3 times a number, we can use n to represent a number
is means equal
3n + 8 = -22
- To solve: subtract 8 from each side
- 3n = -30
- Next, divide by 3
- n = -10
- Check: 3(-10) + 8 = -22
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