SOLUTION: how do you begin to solve 5x plus 2x minus 9 equal 40

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Question 565094: how do you begin to solve 5x plus 2x minus 9 equal 40
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
5x%2B2x-9=40 Start with the given equation.


7x-9=40 Combine like terms on the left side.


7x=40%2B9 Add 9 to both sides.


7x=49 Combine like terms on the right side.


x=%2849%29%2F%287%29 Divide both sides by 7 to isolate x.


x=7 Reduce.


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Answer:

So the solution is x=7
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