Pre-Algebra Examples

Solve for c 1 3/4=c-3 7/8
Step 1
Simplify the left side.
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Step 1.1
Convert to an improper fraction.
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Step 1.1.1
A mixed number is an addition of its whole and fractional parts.
Step 1.1.2
Add and .
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Step 1.1.2.1
Write as a fraction with a common denominator.
Step 1.1.2.2
Combine the numerators over the common denominator.
Step 1.1.2.3
Add and .
Step 2
Simplify the right side.
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Step 2.1
Convert to an improper fraction.
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Step 2.1.1
A mixed number is an addition of its whole and fractional parts.
Step 2.1.2
Add and .
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Step 2.1.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.1.2.2
Combine and .
Step 2.1.2.3
Combine the numerators over the common denominator.
Step 2.1.2.4
Simplify the numerator.
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Step 2.1.2.4.1
Multiply by .
Step 2.1.2.4.2
Add and .
Step 3
Rewrite the equation as .
Step 4
Move all terms not containing to the right side of the equation.
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Step 4.1
Add to both sides of the equation.
Step 4.2
To write as a fraction with a common denominator, multiply by .
Step 4.3
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 4.3.1
Multiply by .
Step 4.3.2
Multiply by .
Step 4.4
Combine the numerators over the common denominator.
Step 4.5
Simplify the numerator.
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Step 4.5.1
Multiply by .
Step 4.5.2
Add and .
Step 5
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Mixed Number Form: