SOLUTION: Solve in Substitution Form 10x+y=840 6x+2y=1036

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Question 971230: Solve in Substitution Form
10x+y=840
6x+2y=1036
Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
Solved by pluggable solver: SUBSTITUTION solver -- compute expression given values
Your Result:


YOUR ANSWER


  • Graphical form: simplifies to
  • Text form: x^2-2x simplifies to 3
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( x^2-2x )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Replaced x with 3
It becomes .
Look at .
Replace constants in factor: highlight_red%28+3+%29,highlight_red%28+2+%29 with highlight_green%28+9+%29
It becomes .
Look at .
Replaced x with 3
It becomes .
Look at .
Replace constants in expression: highlight_red%28+9+%29,highlight_red%28+-2%2A3+%29 with highlight_green%28+3+%29
It becomes .
Result:

Universal Simplifier and Solver


Done!
10x+y=840
6x+2y=1036
y=-10x +840
Substitute
6x + 2(-10x +840)=1036
distribute
6x-20x+1680=1036
-14x = -644
x= 46
10x+y=840
460+ y=840
y= 380
Other equation
46*6 + 2(380) should equal 1036
276 + 760 =1036
x=46
y=380

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