Math
posted by Katalina .
You went to lunch with your friend, and the bill was $19.00. Your lunch is $3.00 more than your friend's. How much was your friend's lunch? Write and solve an equation.

Let x = cost of your friend's lunch.
x + x + 3 = 19
2x = 16
x = 8 
Thanks

You're welcome.

Answers for the Equations and Inequalities Unit Test, Unit 5!
I just got 100% on it, I wouldn't lie!
1. B
2. A
3. D
4. D
5. B
6. A
7. A
8. A
9. A
10. A
11. D
12. A
13. C
14. C
15. B
16. D
17. D
18. A 
Younkidoodle is wrong.

3. was c
7. is D
8. is C
9.is D
18. is D
the rest are correct