SOLUTION: how do i simplify this equation or make the x the subject
6-(3-x)=21-7/2x
the 7/2 is a fraction
Algebra.Com
Question 773337: how do i simplify this equation or make the x the subject
6-(3-x)=21-7/2x
the 7/2 is a fraction
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
how do i simplify this equation or make the x the subject
6-(3-x)=21-7/2x
------------
I would say, "Solve for x."
6-(3-x)=21-7/2x
Multiply by 2 to eliminate fractions.
12 - 2(3-x) = 42 - 7x
12 -6 + 2x = 42 - 7x
6 + 2x = 42 - 7x
9x = 36
x = 4
RELATED QUESTIONS
1)
a) write 1/x-3 - 1/x as single fraction in its simplest form
b) use your answer to... (answered by Alan3354)
The rectangular coordinate system, graphing linear equations and slope.
Verify that the... (answered by jim_thompson5910)
Simplify the following expression:
1/2x + 3 + 7/2x -5. The answer is 4x-2, but how... (answered by MathLover1,greenestamps)
HeLLo! And if you are helping me.... I truly appreciate it! Im having a hard time with... (answered by stanbon)
Ok...here is a problem that I think I did right, but not sure. Can someone check it for... (answered by Earlsdon)
Perform the operations and simplify.
x+2/x+7 + 4x-3/x^2-4x-21 + x-1/x-3
When I... (answered by KMST)
f(x)=2x-7
g(x)=x+4/3
This is the equation how do I solve?... (answered by Bb)
Find the general equation of the line: y = (2)/(3) x - 7
a)2x-3y=21
b)2x+3y=21... (answered by rwm)
Please help me solve this substitution problem.
3(x-y)=15
2x+y=7
The question I have... (answered by MathTherapy)