Question
Simplify the expression
Solution
−21x−120
Evaluate
−10(x+12)−11x
Expand the expression
More Steps
Calculate
−10(x+12)
Apply the distributive property
−10x−10×12
Multiply the numbers
−10x−120
−10x−120−11x
Solution
More Steps
Evaluate
−10x−11x
Collect like terms by calculating the sum or difference of their coefficients
(−10−11)x
Subtract the numbers
−21x
−21x−120
Show Solution
Factor the expression
Factor
−3(7x+40)
Evaluate
−10(x+12)−11x
Simplify
More Steps
Evaluate
−10(x+12)
Apply the distributive property
−10x−10×12
Multiply the terms
−10x−120
−10x−120−11x
Subtract the terms
More Steps
Evaluate
−10x−11x
Collect like terms by calculating the sum or difference of their coefficients
(−10−11)x
Subtract the numbers
−21x
−21x−120
Solution
−3(7x+40)
Show Solution
Find the roots
Find the roots of the algebra expression
x=−740
Alternative Form
x=−5.7˙14285˙
Evaluate
−10(x+12)−11x
To find the roots of the expression,set the expression equal to 0
−10(x+12)−11x=0
Calculate
More Steps
Evaluate
−10(x+12)−11x
Expand the expression
More Steps
Calculate
−10(x+12)
Apply the distributive property
−10x−10×12
Multiply the numbers
−10x−120
−10x−120−11x
Subtract the terms
More Steps
Evaluate
−10x−11x
Collect like terms by calculating the sum or difference of their coefficients
(−10−11)x
Subtract the numbers
−21x
−21x−120
−21x−120=0
Move the constant to the right-hand side and change its sign
−21x=0+120
Removing 0 doesn't change the value,so remove it from the expression
−21x=120
Change the signs on both sides of the equation
21x=−120
Divide both sides
2121x=21−120
Divide the numbers
x=21−120
Solution
More Steps
Evaluate
21−120
Cancel out the common factor 3
7−40
Use b−a=−ba=−ba to rewrite the fraction
−740
x=−740
Alternative Form
x=−5.7˙14285˙
Show Solution