SOLUTION: 9+11a=-5a+21

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Question 22145: 9+11a=-5a+21
Answer by Alwayscheerful(414) About Me  (Show Source):
You can put this solution on YOUR website!
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • This is an equation! Solutions: a=0.75.
  • Graphical form: Equation 9%2B11a=-5a%2B21 was fully solved.
  • Text form: 9+11a=-5a+21 simplifies to 0=0
  • Cartoon (animation) form: simplify_cartoon%28+9%2B11a=-5a%2B21+%29
    For tutors: simplify_cartoon( 9+11a=-5a+21 )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at highlight_red%28+9+%29%2B11%2Aa=-5a%2B21.
Moved 9 to the right of expression
It becomes 11%2Aa%2Bhighlight_green%28+9+%29=-5a%2B21.
Look at 11%2Aa%2B9=highlight_red%28+-5%2Aa%2B21+%29.
Moved these terms to the left highlight_green%28+5%2Aa+%29,highlight_green%28+-21+%29
It becomes 11%2Aa%2B9%2Bhighlight_green%28+5%2Aa+%29-highlight_green%28+21+%29=0.
Look at 11%2Aa%2Bhighlight_red%28+9+%29%2B5%2Aa-highlight_red%28+21+%29=0.
Added fractions or integers together
It becomes 11%2Aa%2Bhighlight_green%28+-12+%29%2B5%2Aa=0.
Look at 11%2Aa%2Bhighlight_red%28+-12+%29%2B5%2Aa=0.
Moved -12 to the right of expression
It becomes 11%2Aa%2B5%2Aa%2Bhighlight_green%28+-12+%29=0.
Look at 11%2Aa%2B5%2Aa%2Bhighlight_red%28+-12+%29=0.
Removed extra sign in front of -12
It becomes 11%2Aa%2B5%2Aa-highlight_green%28+12+%29=0.
Look at highlight_red%28+11%2Aa+%29%2Bhighlight_red%28+5%2Aa+%29-12=0.
Eliminated similar terms highlight_red%28+11%2Aa+%29,highlight_red%28+5%2Aa+%29 replacing them with highlight_green%28+%2811%2B5%29%2Aa+%29
It becomes highlight_green%28+%2811%2B5%29%2Aa+%29-12=0.
Look at %28highlight_red%28+11+%29%2Bhighlight_red%28+5+%29%29%2Aa-12=0.
Added fractions or integers together
It becomes %28highlight_green%28+16+%29%29%2Aa-12=0.
Look at highlight_red%28+%28highlight_red%28+16+%29%29%2Aa+%29-12=0.
Remove unneeded parentheses around factor highlight_red%28+16+%29
It becomes highlight_green%28+16+%29%2Aa-12=0.
Look at highlight_red%28+16%2Aa-12+%29=0.
Solved linear equation highlight_red%28+16%2Aa-12=0+%29 equivalent to 16*a-12 =0
It becomes highlight_green%28+0+%29=0.
Result: 0=0
This is an equation! Solutions: a=0.75.

Universal Simplifier and Solver


Done!

Hope this helps!