Algebra
Calculus
Trigonometry
Matrix
Question
Solve the equation
n=12
Evaluate
5(n−4)−4n=−8
Move the expression to the left side
5(n−4)−4n−(−8)=0
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
5(n−4)−4n+8=0
Calculate the sum or difference
More Steps
Evaluate
5(n−4)−4n+8
Expand the expression
More Steps
Calculate
5(n−4)
Apply the distributive property
5n−5×4
Multiply the numbers
5n−20
5n−20−4n+8
Subtract the terms
More Steps
Evaluate
5n−4n
Collect like terms by calculating the sum or difference of their coefficients
(5−4)n
Subtract the numbers
n
n−20+8
Add the numbers
n−12
n−12=0
Move the constant to the right-hand side and change its sign
n=0+12
Solution
n=12
Show Solution
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