Question
Simplify the expression
8−11k
Evaluate
8−k×10−k
Use the commutative property to reorder the terms
8−10k−k
Solution
More Steps

Evaluate
−10k−k
Collect like terms by calculating the sum or difference of their coefficients
(−10−1)k
Subtract the numbers
−11k
8−11k
Show Solution

Find the roots
k=118
Alternative Form
k=0.7˙2˙
Evaluate
8−k×10−k
To find the roots of the expression,set the expression equal to 0
8−k×10−k=0
Use the commutative property to reorder the terms
8−10k−k=0
Subtract the terms
More Steps

Simplify
8−10k−k
Subtract the terms
More Steps

Evaluate
−10k−k
Collect like terms by calculating the sum or difference of their coefficients
(−10−1)k
Subtract the numbers
−11k
8−11k
8−11k=0
Move the constant to the right-hand side and change its sign
−11k=0−8
Removing 0 doesn't change the value,so remove it from the expression
−11k=−8
Change the signs on both sides of the equation
11k=8
Divide both sides
1111k=118
Solution
k=118
Alternative Form
k=0.7˙2˙
Show Solution
