Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
−70s−7
Evaluate
2s×10−7s−83s−7
Multiply the terms
20s−7s−83s−7
Solution
More Steps
Evaluate
20s−7s−83s
Collect like terms by calculating the sum or difference of their coefficients
(20−7−83)s
Subtract the numbers
−70s
−70s−7
Show Solution
Factor the expression
−7(10s+1)
Evaluate
2s×10−7s−83s−7
Multiply the terms
20s−7s−83s−7
Subtract the terms
More Steps
Simplify
20s−7s
Collect like terms by calculating the sum or difference of their coefficients
(20−7)s
Subtract the numbers
13s
13s−83s−7
Subtract the terms
More Steps
Simplify
13s−83s
Collect like terms by calculating the sum or difference of their coefficients
(13−83)s
Subtract the numbers
−70s
−70s−7
Solution
−7(10s+1)
Show Solution
Find the roots
s=−101
Alternative Form
s=−0.1
Evaluate
2s×10−7s−83s−7
To find the roots of the expression,set the expression equal to 0
2s×10−7s−83s−7=0
Multiply the terms
20s−7s−83s−7=0
Subtract the terms
More Steps
Simplify
20s−7s
Collect like terms by calculating the sum or difference of their coefficients
(20−7)s
Subtract the numbers
13s
13s−83s−7=0
Subtract the terms
More Steps
Simplify
13s−83s
Collect like terms by calculating the sum or difference of their coefficients
(13−83)s
Subtract the numbers
−70s
−70s−7=0
Move the constant to the right-hand side and change its sign
−70s=0+7
Removing 0 doesn't change the value,so remove it from the expression
−70s=7
Change the signs on both sides of the equation
70s=−7
Divide both sides
7070s=70−7
Divide the numbers
s=70−7
Solution
More Steps
Evaluate
70−7
Cancel out the common factor 7
10−1
Use b−a=−ba=−ba to rewrite the fraction
−101
s=−101
Alternative Form
s=−0.1
Show Solution