SOLUTION: 7a=2(a-10)

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Question 293017: 7a=2(a-10)
Answer by ichudov(507)   (Show Source): You can put this solution on YOUR website!
Solved by pluggable solver: EXPLAIN simplification of an expression
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YOUR ANSWER


  • This is an equation! Solutions: a=-4.
  • Graphical form: Equation was fully solved.
  • Text form: 7a=2*(a-10) simplifies to 0=0
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( 7a=2*(a-10) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Moved these terms to the left highlight_green%28+-2%2A%28a-10%29+%29
It becomes .
Look at .
Expanded term -2 by using associative property on %28a-10%29
It becomes .
Look at .
Multiplied numerator integers
It becomes .
Look at .
Eliminated similar terms highlight_red%28+7%2Aa+%29,highlight_red%28+-2%2Aa+%29 replacing them with highlight_green%28+%287-2%29%2Aa+%29
It becomes .
Look at .
Added fractions or integers together
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%2Aa%2B20=0+%29 equivalent to 5*a+20 =0
It becomes .
Result:
This is an equation! Solutions: a=-4.

Universal Simplifier and Solver


Done!
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