SOLUTION: (5c-7)(-3)=

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Question 8644: (5c-7)(-3)=
Answer by ichudov(507) 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


  • Graphical form: %285c-7%29%2A%28-3%29 simplifies to -15%2Ac%2B21
  • Text form: (5c-7)*(-3) simplifies to -15*c+21
  • Cartoon (animation) form: simplify_cartoon%28+%285c-7%29%2A%28-3%29+%29
    For tutors: simplify_cartoon( (5c-7)*(-3) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at highlight_red%28+%285%2Ac-7%29%2A%28-highlight_red%28+3+%29%29+%29.
Remove unneeded parentheses around factor highlight_red%28+3+%29
It becomes -%285%2Ac-7%29%2Ahighlight_green%28+3+%29.
Look at -highlight_red%28+%285%2Ac-7%29%2A3+%29.
Expanded term -3 by using associative property on %285%2Ac-7%29
It becomes -highlight_green%28+3%2A5%2Ac+%29%2Bhighlight_green%28+3%2A7+%29.
Look at -highlight_red%28+3+%29%2Ahighlight_red%28+5+%29%2Ac%2B3%2A7.
Multiplied numerator integers
It becomes -highlight_green%28+15+%29%2Ac%2B3%2A7.
Look at -15%2Ac%2Bhighlight_red%28+3+%29%2Ahighlight_red%28+7+%29.
Multiplied numerator integers
It becomes -15%2Ac%2Bhighlight_green%28+21+%29.
Result: -15%2Ac%2B21

Universal Simplifier and Solver


Done!