Basic Math Examples

Solve for y 4/5+3y=0.4
Step 1
Move all terms not containing to the right side of the equation.
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Step 1.1
Subtract from both sides of the equation.
Step 1.2
To write as a fraction with a common denominator, multiply by .
Step 1.3
Combine and .
Step 1.4
Combine the numerators over the common denominator.
Step 1.5
Simplify the numerator.
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Step 1.5.1
Multiply by .
Step 1.5.2
Subtract from .
Step 1.6
Cancel the common factor of and .
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Step 1.6.1
Rewrite as .
Step 1.6.2
Cancel the common factors.
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Step 1.6.2.1
Rewrite as .
Step 1.6.2.2
Cancel the common factor.
Step 1.6.2.3
Rewrite the expression.
Step 1.7
Move the negative in front of the fraction.
Step 2
Divide each term in by and simplify.
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Step 2.1
Divide each term in by .
Step 2.2
Simplify the left side.
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Step 2.2.1
Cancel the common factor of .
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Step 2.2.1.1
Cancel the common factor.
Step 2.2.1.2
Divide by .
Step 2.3
Simplify the right side.
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Step 2.3.1
Multiply the numerator by the reciprocal of the denominator.
Step 2.3.2
Multiply .
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Step 2.3.2.1
Multiply by .
Step 2.3.2.2
Multiply by .
Step 3
The result can be shown in multiple forms.
Exact Form:
Decimal Form: