Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
−3x
Evaluate
x−x−x−x−x
Write the repeated addition as multiplication
x−x×4
Use the commutative property to reorder the terms
x−4x
Collect like terms by calculating the sum or difference of their coefficients
(1−4)x
Solution
−3x
Show Solution
Find the roots
x=0
Evaluate
x−x−x−x−x
To find the roots of the expression,set the expression equal to 0
x−x−x−x−x=0
Subtract the terms
0−x−x−x=0
Removing 0 doesn't change the value,so remove it from the expression
−x−x−x=0
Subtract the terms
More Steps
Simplify
−x−x
Collect like terms by calculating the sum or difference of their coefficients
(−1−1)x
Subtract the numbers
−2x
−2x−x=0
Subtract the terms
More Steps
Simplify
−2x−x
Collect like terms by calculating the sum or difference of their coefficients
(−2−1)x
Subtract the numbers
−3x
−3x=0
Change the signs on both sides of the equation
3x=0
Solution
x=0
Show Solution