Finite Math Examples

Find the Roots (Zeros) 7 4/9-3 1/8
Step 1
Set equal to .
Step 2
Solve for .
Tap for more steps...
Step 2.1
Simplify the left side.
Tap for more steps...
Step 2.1.1
Simplify .
Tap for more steps...
Step 2.1.1.1
Convert to an improper fraction.
Tap for more steps...
Step 2.1.1.1.1
A mixed number is an addition of its whole and fractional parts.
Step 2.1.1.1.2
Add and .
Tap for more steps...
Step 2.1.1.1.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.1.1.1.2.2
Combine and .
Step 2.1.1.1.2.3
Combine the numerators over the common denominator.
Step 2.1.1.1.2.4
Simplify the numerator.
Tap for more steps...
Step 2.1.1.1.2.4.1
Multiply by .
Step 2.1.1.1.2.4.2
Add and .
Step 2.1.1.2
Convert to an improper fraction.
Tap for more steps...
Step 2.1.1.2.1
A mixed number is an addition of its whole and fractional parts.
Step 2.1.1.2.2
Add and .
Tap for more steps...
Step 2.1.1.2.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.1.1.2.2.2
Combine and .
Step 2.1.1.2.2.3
Combine the numerators over the common denominator.
Step 2.1.1.2.2.4
Simplify the numerator.
Tap for more steps...
Step 2.1.1.2.2.4.1
Multiply by .
Step 2.1.1.2.2.4.2
Add and .
Step 2.1.1.3
To write as a fraction with a common denominator, multiply by .
Step 2.1.1.4
To write as a fraction with a common denominator, multiply by .
Step 2.1.1.5
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Tap for more steps...
Step 2.1.1.5.1
Multiply by .
Step 2.1.1.5.2
Multiply by .
Step 2.1.1.5.3
Multiply by .
Step 2.1.1.5.4
Multiply by .
Step 2.1.1.6
Combine the numerators over the common denominator.
Step 2.1.1.7
Simplify the numerator.
Tap for more steps...
Step 2.1.1.7.1
Multiply by .
Step 2.1.1.7.2
Multiply by .
Step 2.1.1.7.3
Subtract from .
Step 2.2
Set the numerator equal to zero.
Step 2.3
Since , there are no solutions.
No solution
No solution