SOLUTION: I am trying to solve this problem. I am very confused with how to do this. 7(3x+4)=8(2x+5)+13 I am having a hard time trying to grasp the concept on how to determine the answer.

Algebra ->  Equations -> SOLUTION: I am trying to solve this problem. I am very confused with how to do this. 7(3x+4)=8(2x+5)+13 I am having a hard time trying to grasp the concept on how to determine the answer.      Log On


   

Question 113712: I am trying to solve this problem. I am very confused with how to do this.
7(3x+4)=8(2x+5)+13 I am having a hard time trying to grasp the concept on how to determine the answer. Please help. Thanks
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

7%283x%2B4%29=8%282x%2B5%29%2B13…..first multiply
21x+%2B+28+=+16+x+%2B+40+%2B13…move 16x to the left and 28 to the right
21x+-+16+x++=+++40+%2B13+-+28+
5x++=+++53+-+28+
5x++=+++25….divide both sides by 5
x++=+++5….