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

Question 843785: Pre-Algebra Chapter 3 Resource Book worksheet lesson 3.3 practice solve the equation and check your answer.
#5. 12x-28=-63+7x
#13. -3(8x+11)=6(-4x-13)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
#5. 12x-28=-63+7x
------
5x = -35
==
x = -7
======================

#13. -3(8x+11)=6(-4x-13)
-----
-24x - 33 = -24x - 78
----
-33 = -78
======================
That is a contradiction.
Ans: No solution.
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Cheers,
Stan H.
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