Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
64r9
Evaluate
80135÷(r×12)
Cancel out the common factor 5
1627÷(r×12)
Use the commutative property to reorder the terms
1627÷12r
Multiply by the reciprocal
1627×12r1
Cancel out the common factor 3
169×4r1
Multiply the terms
16×4r9
Solution
64r9
Show Solution
Find the excluded values
r=0
Evaluate
80135÷(r×12)
To find the excluded values,set the denominators equal to 0
r×12=0
Use the commutative property to reorder the terms
12r=0
Solution
r=0
Show Solution
Find the roots
r∈∅
Evaluate
80135÷(r×12)
To find the roots of the expression,set the expression equal to 0
80135÷(r×12)=0
Find the domain
More Steps
Evaluate
r×12=0
Use the commutative property to reorder the terms
12r=0
Rewrite the expression
r=0
80135÷(r×12)=0,r=0
Calculate
80135÷(r×12)=0
Cancel out the common factor 5
1627÷(r×12)=0
Use the commutative property to reorder the terms
1627÷12r=0
Divide the terms
More Steps
Evaluate
1627÷12r
Multiply by the reciprocal
1627×12r1
Cancel out the common factor 3
169×4r1
Multiply the terms
16×4r9
Multiply the terms
64r9
64r9=0
Cross multiply
9=64r×0
Simplify the equation
9=0
Solution
r∈∅
Show Solution