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Algebra Baldor
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Solve the rational equation $\frac{x}{3}=\frac{7x}{12x-15}$

Step-by-step Solution

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Solution

Final answer to the problem

$x=3$
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Step-by-step Solution

How should I solve this problem?

  • Choose an option
  • Solve for x
  • Find the derivative using the definition
  • Solve by quadratic formula (general formula)
  • Simplify
  • Find the integral
  • Find the derivative
  • Factor
  • Factor by completing the square
  • Find the roots
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1

Factor the polynomial $12x-15$ by it's greatest common factor (GCF): $3$

Learn how to solve problems step by step online.

$\frac{x}{3}=\frac{7x}{3\left(4x-5\right)}$

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Unlock the first 3 steps of this solution

Learn how to solve problems step by step online. Solve the rational equation x/3=(7x)/(12x-15). Factor the polynomial 12x-15 by it's greatest common factor (GCF): 3. Apply fraction cross-multiplication. Cancel x from both sides of the equation. Divide both sides of the equation by 3.

Final answer to the problem

$x=3$

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Solving a math problem using different methods is important because it enhances understanding, encourages critical thinking, allows for multiple solutions, and develops problem-solving strategies. Read more

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Function Plot

Plotting: $\frac{x}{3}+\frac{-7x}{12x-15}$

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Answer Assistant

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1
2
3
4
5
6
7
8
9
0
a
b
c
d
f
g
m
n
u
v
w
x
y
z
.
(◻)
+
-
×
◻/◻
/
÷
◻2
◻◻
√◻
√

◻√◻
◻√
∞
e
π
ln
log
log◻
lim
d/dx
D□x
∫
∫◻
|◻|
θ
=
>
<
>=
<=
sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

How to improve your answer:

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