Question
Simplify the expression
13x−16
Evaluate
8x−9−(7−5x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
8x−9−7+5x
Add the terms
More Steps

Evaluate
8x+5x
Collect like terms by calculating the sum or difference of their coefficients
(8+5)x
Add the numbers
13x
13x−9−7
Solution
13x−16
Show Solution

Find the roots
x=1316
Alternative Form
x=1.2˙30769˙
Evaluate
8x−9−(7−5x)
To find the roots of the expression,set the expression equal to 0
8x−9−(7−5x)=0
Subtract the terms
More Steps

Simplify
8x−9−(7−5x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
8x−9−7+5x
Add the terms
More Steps

Evaluate
8x+5x
Collect like terms by calculating the sum or difference of their coefficients
(8+5)x
Add the numbers
13x
13x−9−7
Subtract the numbers
13x−16
13x−16=0
Move the constant to the right-hand side and change its sign
13x=0+16
Removing 0 doesn't change the value,so remove it from the expression
13x=16
Divide both sides
1313x=1316
Solution
x=1316
Alternative Form
x=1.2˙30769˙
Show Solution
