Algebra
Calculus
Trigonometry
Matrix
Question
x(−21x−60−96)
Simplify the expression
−21x2−156x
Evaluate
x(−21x−60−96)
Subtract the numbers
x(−21x−156)
Apply the distributive property
x(−21x)−x×156
Multiply the terms
More Steps
Evaluate
x(−21x)
Use the commutative property to reorder the terms
−21x×x
Multiply the terms
−21x2
−21x2−x×156
Solution
−21x2−156x
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Factor the expression
−3x(7x+52)
Evaluate
x(−21x−60−96)
Subtract the numbers
x(−21x−156)
Factor the expression
x(−3)(7x+52)
Solution
−3x(7x+52)
Show Solution
Find the roots
x1=−752,x2=0
Alternative Form
x1=−7.4˙28571˙,x2=0
Evaluate
x(−21x−60−96)
To find the roots of the expression,set the expression equal to 0
x(−21x−60−96)=0
Subtract the numbers
x(−21x−156)=0
Separate the equation into 2 possible cases
x=0−21x−156=0
Solve the equation
More Steps
Evaluate
−21x−156=0
Move the constant to the right-hand side and change its sign
−21x=0+156
Removing 0 doesn't change the value,so remove it from the expression
−21x=156
Change the signs on both sides of the equation
21x=−156
Divide both sides
2121x=21−156
Divide the numbers
x=21−156
Divide the numbers
More Steps
Evaluate
21−156
Cancel out the common factor 3
7−52
Use b−a=−ba=−ba to rewrite the fraction
−752
x=−752
x=0x=−752
Solution
x1=−752,x2=0
Alternative Form
x1=−7.4˙28571˙,x2=0
Show Solution