Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
70r13
Evaluate
70195÷(r×15)
Cancel out the common factor 5
1439÷(r×15)
Use the commutative property to reorder the terms
1439÷15r
Multiply by the reciprocal
1439×15r1
Cancel out the common factor 3
1413×5r1
Multiply the terms
14×5r13
Solution
70r13
Show Solution
Find the excluded values
r=0
Evaluate
70195÷(r×15)
To find the excluded values,set the denominators equal to 0
r×15=0
Use the commutative property to reorder the terms
15r=0
Solution
r=0
Show Solution
Find the roots
r∈∅
Evaluate
70195÷(r×15)
To find the roots of the expression,set the expression equal to 0
70195÷(r×15)=0
Find the domain
More Steps
Evaluate
r×15=0
Use the commutative property to reorder the terms
15r=0
Rewrite the expression
r=0
70195÷(r×15)=0,r=0
Calculate
70195÷(r×15)=0
Cancel out the common factor 5
1439÷(r×15)=0
Use the commutative property to reorder the terms
1439÷15r=0
Divide the terms
More Steps
Evaluate
1439÷15r
Multiply by the reciprocal
1439×15r1
Cancel out the common factor 3
1413×5r1
Multiply the terms
14×5r13
Multiply the terms
70r13
70r13=0
Cross multiply
13=70r×0
Simplify the equation
13=0
Solution
r∈∅
Show Solution