SOLUTION: Pre-Algebra Chapter 3 Resource Book worksheet practice-lesson 3.3 have to solve the equation and check your solution, question #5. 12x-28=-63+7x question #13. -3(8x=11)=6(-4

Algebra ->  Equations -> SOLUTION: Pre-Algebra Chapter 3 Resource Book worksheet practice-lesson 3.3 have to solve the equation and check your solution, question #5. 12x-28=-63+7x question #13. -3(8x=11)=6(-4      Log On


   

Question 843800: Pre-Algebra Chapter 3 Resource Book worksheet practice-lesson 3.3 have to solve the equation and check your solution,
question #5. 12x-28=-63+7x
question #13. -3(8x=11)=6(-4x-13)
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
5)
12x-28=-63+7x
12x-7x=-63+28
5x=-35
x=-35/5
x=-7
-----------------
13)
-3(8x-11)=6(-4x-13)
-24x+33=-24x-78
-24x+24x=-78-33
The x's cancel, no solution