SOLUTION: when three times a number is subtracted from 45, the result is 5 plus the number. What is the number?

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Question 607257: when three times a number is subtracted from 45, the result is 5 plus the number. What is the number?
Found 2 solutions by rfer, asuar010:
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
45-3x=5+x
-4x=-40
x=-40/-4
x=10
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Answer by asuar010(338)   (Show Source): You can put this solution on YOUR website!
this problem translates to 45-3x=5+x
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • This is an equation! Solutions: x=10.
  • Graphical form: Equation was fully solved.
  • Text form: 45-3x=5+x simplifies to 0=0
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( 45-3x=5+x )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Moved 45 to the right of expression
It becomes .
Look at .
Moved 5 to the right of expression
It becomes .
Look at .
Moved these terms to the left highlight_green%28+-x+%29,highlight_green%28+-5+%29
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Moved 40 to the right of expression
It becomes .
Look at .
Eliminated similar terms highlight_red%28+-3%2Ax+%29,highlight_red%28+-x+%29 replacing them with highlight_green%28+%28-3-1%29%2Ax+%29
It becomes .
Look at .
Added fractions or integers together
It becomes .
Look at .
Removed extra sign in front of -4
It becomes .
Look at .
Remove unneeded parentheses around factor highlight_red%28+4+%29
It becomes .
Look at .
Solved linear equation highlight_red%28+-4%2Ax%2B40=0+%29 equivalent to -4*x+40 =0
It becomes .
Result:
This is an equation! Solutions: x=10.

Universal Simplifier and Solver


Done!
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