Basic Math Examples

Solve for n 9/10=n/15
910=n15
Step 1
Rewrite the equation as n15=910.
n15=910
Step 2
Multiply both sides of the equation by 15.
15n15=15(910)
Step 3
Simplify both sides of the equation.
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Step 3.1
Simplify the left side.
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Step 3.1.1
Cancel the common factor of 15.
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Step 3.1.1.1
Cancel the common factor.
15n15=15(910)
Step 3.1.1.2
Rewrite the expression.
n=15(910)
n=15(910)
n=15(910)
Step 3.2
Simplify the right side.
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Step 3.2.1
Simplify 15(910).
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Step 3.2.1.1
Cancel the common factor of 5.
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Step 3.2.1.1.1
Factor 5 out of 15.
n=5(3)910
Step 3.2.1.1.2
Factor 5 out of 10.
n=53952
Step 3.2.1.1.3
Cancel the common factor.
n=53952
Step 3.2.1.1.4
Rewrite the expression.
n=3(92)
n=3(92)
Step 3.2.1.2
Combine 3 and 92.
n=392
Step 3.2.1.3
Multiply 3 by 9.
n=272
n=272
n=272
n=272
Step 4
The result can be shown in multiple forms.
Exact Form:
n=272
Decimal Form:
n=13.5
Mixed Number Form:
n=1312
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