SOLUTION: Seven times a number eaquals 30 more than twice the number. What is the number?

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Question 1012232: Seven times a number eaquals 30 more than twice the number. What is the number?
Answer by ValorousDawn(53)   (Show Source): You can put this solution on YOUR website!
Lets say our number is x. Thus, seven times is a number is .
Equals 30.
More than twice the number. So we add that part. .
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • This is an equation! Solutions: x=6.
  • Graphical form: Equation was fully solved.
  • Text form: 7x=30+2x simplifies to 0=0
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( 7x=30+2x )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Moved 30 to the right of expression
It becomes .
Look at .
Moved these terms to the left highlight_green%28+-2%2Ax+%29,highlight_green%28+-30+%29
It becomes .
Look at .
Eliminated similar terms highlight_red%28+7%2Ax+%29,highlight_red%28+-2%2Ax+%29 replacing them with highlight_green%28+%287-2%29%2Ax+%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%2Ax-30=0+%29 equivalent to 5*x-30 =0
It becomes .
Result:
This is an equation! Solutions: x=6.

Universal Simplifier and Solver


Done!
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