HOME
CALCULATOR
Calculator
Algebra
Calculus
Trigonometry
Matrix
Examples
Basic Math&Pre-Algebra
Algebra
Precalculus
Calculus
Trigonometry
Statistics
DOWNLOAD
FOR FREE
Algebra
Calculus
Trigonometry
Matrix
Type your math problem...
k-r123
Solve
x
Cancel
Okay
Question
Simplify the expression
k
−
123
r
Evaluate
k
−
r
×
123
Solution
k
−
123
r
Show Solution