Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
5x+3
Evaluate
7x−(2x−3)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
7x−2x+3
Solution
More Steps
Evaluate
7x−2x
Collect like terms by calculating the sum or difference of their coefficients
(7−2)x
Subtract the numbers
5x
5x+3
Show Solution
Find the roots
x=−53
Alternative Form
x=−0.6
Evaluate
7x−(2x−3)
To find the roots of the expression,set the expression equal to 0
7x−(2x−3)=0
Subtract the terms
More Steps
Simplify
7x−(2x−3)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
7x−2x+3
Subtract the terms
More Steps
Evaluate
7x−2x
Collect like terms by calculating the sum or difference of their coefficients
(7−2)x
Subtract the numbers
5x
5x+3
5x+3=0
Move the constant to the right-hand side and change its sign
5x=0−3
Removing 0 doesn't change the value,so remove it from the expression
5x=−3
Divide both sides
55x=5−3
Divide the numbers
x=5−3
Solution
x=−53
Alternative Form
x=−0.6
Show Solution