SOLUTION: Given: 2(x+5)=3x+1
Prove: x=9
Supply reasons for each step
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Question 176198: Given: 2(x+5)=3x+1
Prove: x=9
Supply reasons for each step
Found 2 solutions by mathismylife, josmiceli:
Answer by mathismylife(1) (Show Source): You can put this solution on YOUR website!
replace the x on both sides with 9, 2(9+5) and 3(9)+1, if you simplify it will be 28=28.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
As long as you do the same thing to both
sides of the equation,
that is legal in algebra, also the distributive law says
To see this, suppose I have
, then suppose I do this:
Now I say
Is this true?
yes
--------------------
So, I can use distributive law
add to both sides
add to both sides
answer
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