SOLUTION: 45-3x=30

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Question 156933: 45-3x=30
Found 2 solutions by jim_thompson5910, mizjoice:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!

45-3x=30 Start with the given equation.


-3x=30-45 Subtract 45 from both sides.


-3x=-15 Combine like terms on the right side.


x=%28-15%29%2F%28-3%29 Divide both sides by -3 to isolate x.


x=5 Reduce.


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Answer:

So the answer is x=5

Answer by mizjoice(22) About Me  (Show Source):
You can put this solution on YOUR website!
45-3x=30
45+ -45-3x=30+ -45
-3x=-15
-3x/-3=-15/-3
x=5
To check, substitute 5 for x
45-3(5)=30
45-15=30
30=30