<PRE><B>Question 133902</B>


{{{5x+20=4x+30}}} Start with the given equation




{{{5x=4x+30-20}}}Subtract 20 from both sides



{{{5x-4x=30-20}}} Subtract 4x from both sides



{{{x=30-20}}} Combine like terms on the left side



{{{x=10}}} Combine like terms on the right side


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Answer:

So our answer is {{{x=10}}} 


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