Algebra
posted by Rusty .
3Z+6Z+7=294 Please shoe how to solve this
Problem.

Algebra 
Ms. Sue
3Z+6Z+7=294
9Z + 7 = 25
9Z = 25  7
9Z = 18
Z = ?
If you post your answer, we'll be glad to check it for you. 
Algebra 
Rusty
Answer: Z2 Thank you

Algebra 
Ms. Sue
Z = 2

Algebra 
Rusty
Ms Sue, Thank you very much. I hope you can help with another problem. I get mixed up on changing the plus and minus.
4a+17=a13. I do know that the second
a is a 1.
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