Pre-Algebra Examples

Solve for x 2/7=(3x)/(2x-5)
Step 1
Rewrite the equation as .
Step 2
Multiply the numerator of the first fraction by the denominator of the second fraction. Set this equal to the product of the denominator of the first fraction and the numerator of the second fraction.
Step 3
Solve the equation for .
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Step 3.1
Multiply by .
Step 3.2
Simplify .
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Step 3.2.1
Apply the distributive property.
Step 3.2.2
Multiply.
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Step 3.2.2.1
Multiply by .
Step 3.2.2.2
Multiply by .
Step 3.3
Move all terms containing to the left side of the equation.
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Step 3.3.1
Subtract from both sides of the equation.
Step 3.3.2
Subtract from .
Step 3.4
Divide each term in by and simplify.
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Step 3.4.1
Divide each term in by .
Step 3.4.2
Simplify the left side.
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Step 3.4.2.1
Cancel the common factor of .
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Step 3.4.2.1.1
Cancel the common factor.
Step 3.4.2.1.2
Divide by .
Step 3.4.3
Simplify the right side.
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Step 3.4.3.1
Move the negative in front of the fraction.
Step 4
The result can be shown in multiple forms.
Exact Form:
Decimal Form: