SOLUTION: In My work, I have fractions (Negatives&&Positives) multiplied by a variable. Then it equals a number. Here's one problem: 7/2a=35 Here's another: x-9/10x=7 Please Help. (L

Question 100398This question is from textbook IDK
: In My work, I have fractions (Negatives&&Positives) multiplied by a variable. Then it equals a number. Here's one problem:
7/2a=35
Here's another:
x-9/10x=7
Please Help. (LOL) I Absolutely don't get this. This question is from textbook IDK

Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation

Multiply both sides by 2.

Multiply

Now divide both sides by 7 to isolate and solve for a

Reduce

So the answer is

Start with the given equation

Multiply both sides by the LCM of 10. This will eliminate the fractions (note: if you need help with finding the LCM, check out this solver)

Distribute and multiply 10 by each term on both sides

Combine like terms on the left side

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Answer:
So our answer is

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