Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
15+x
Evaluate
43−(18−x)−x−(10−x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
43−18+x−x−(10−x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
43−18+x−x−10+x
Subtract the numbers
15+x−x+x
Solution
More Steps
Evaluate
x−x+x
Collect like terms by calculating the sum or difference of their coefficients
(1−1+1)x
Calculate the sum or difference
x
15+x
Show Solution
Find the roots
x=−15
Evaluate
43−(18−x)−x−(10−x)
To find the roots of the expression,set the expression equal to 0
43−(18−x)−x−(10−x)=0
Subtract the terms
More Steps
Simplify
43−(18−x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
43−18+x
Subtract the numbers
25+x
25+x−x−(10−x)=0
Calculate the sum or difference
More Steps
Simplify
25+x−x
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
25+0
Remove 0
25
25−(10−x)=0
Subtract the terms
More Steps
Simplify
25−(10−x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
25−10+x
Subtract the numbers
15+x
15+x=0
Move the constant to the right-hand side and change its sign
x=0−15
Solution
x=−15
Show Solution