SOLUTION: -9x+15=-22-4(x+12) -9x+15=-22-4x+48 -9x+15=4x+26 15=5x+26 -11=5x -2.2=x

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Question 37798: -9x+15=-22-4(x+12)
-9x+15=-22-4x+48
-9x+15=4x+26
15=5x+26
-11=5x
-2.2=x

Answer by Alwayscheerful(414)   (Show Source): You can put this solution on YOUR website!
I'm assuming the steps there is your attempt at the problem
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • This is an equation! Solutions: x=17.
  • Graphical form: Equation was fully solved.
  • Text form: -9x+15=-22-4*(x+12) simplifies to 0=0
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( -9x+15=-22-4*(x+12) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION


Look at .
Moved -22 to the right of expression
It becomes .

Look at .
Moved these terms to the left highlight_green%28+4%2A%28x%2B12%29+%29,highlight_green%28+22+%29
It becomes .

Look at .
Added fractions or integers together
It becomes .

Look at .
Moved 37 to the right of expression
It becomes .

Look at .
Expanded term 4 by using associative property on %28x%2B12%29
It becomes .

Look at .
Multiplied numerator integers
It becomes .

Look at .
Added fractions or integers together
It becomes .

Look at .
Eliminated similar terms highlight_red%28+-9%2Ax+%29,highlight_red%28+4%2Ax+%29 replacing them with highlight_green%28+%28-9%2B4%29%2Ax+%29
It becomes .

Look at .
Added fractions or integers together
It becomes .

Look at .
Removed extra sign in front of -5
It becomes .

Look at .
Remove unneeded parentheses around factor highlight_red%28+5+%29
It becomes .

Look at .
Solved linear equation highlight_red%28+-5%2Ax%2B85=0+%29 equivalent to -5*x+85 =0
It becomes .
Result:
This is an equation! Solutions: x=17.

Universal Simplifier and Solver


Done!


The mistake you made was when you distributed you forgot to distribute the negative sign along with the 4. is the correct answer.
Hope this helps!

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