Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
4
Evaluate
x−(x−4)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
x−x+4
The sum of two opposites equals 0
More Steps
Evaluate
x−x
Collect like terms
(1−1)x
Add the coefficients
0×x
Calculate
0
0+4
Solution
4
Show Solution
Find the roots
x∈∅
Evaluate
x−(x−4)
To find the roots of the expression,set the expression equal to 0
x−(x−4)=0
Subtract the terms
More Steps
Simplify
x−(x−4)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
x−x+4
The sum of two opposites equals 0
More Steps
Evaluate
x−x
Collect like terms
(1−1)x
Add the coefficients
0×x
Calculate
0
0+4
Remove 0
4
4=0
Solution
x∈∅
Show Solution