SOLUTION: 5x-4(x+9)=2x-3
5x-4x+36=2x-3
1x+36=2x-3
1x+36-1x=2x-3-1x
36=1x-3
36+3=1x-3+3
39=1x
Algebra.Com
Question 92544: 5x-4(x+9)=2x-3
5x-4x+36=2x-3
1x+36=2x-3
1x+36-1x=2x-3-1x
36=1x-3
36+3=1x-3+3
39=1x
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Distribute. This is where you made your error. It should be -36 not 36
Combine the variable terms 5x and -4x on the left side to get 1x
Add 36 to both sides
Subtract 2x from both sides
Combine like terms and on the left side to get
Combine like terms 36 and -3 on the left side to get 33
Now divide both sides by -1 to isolate and solve for x
Reduce
So our answer is
========================================================================
Check:
Start with the given equation
Plug in
Multiply
Combine like terms. Since the two equations are equal, this verifies our answer.
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