Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
−25x
Evaluate
−2x−21x
Collect like terms by calculating the sum or difference of their coefficients
(−2−21)x
Solution
More Steps
Evaluate
−2−21
Reduce fractions to a common denominator
−22×2−21
Write all numerators above the common denominator
2−2×2−1
Multiply the numbers
2−4−1
Subtract the numbers
2−5
Use b−a=−ba=−ba to rewrite the fraction
−25
−25x
Show Solution
Find the roots
x=0
Evaluate
−2x−21x
To find the roots of the expression,set the expression equal to 0
−2x−21x=0
Subtract the terms
More Steps
Simplify
−2x−21x
Collect like terms by calculating the sum or difference of their coefficients
(−2−21)x
Subtract the numbers
More Steps
Evaluate
−2−21
Reduce fractions to a common denominator
−22×2−21
Write all numerators above the common denominator
2−2×2−1
Multiply the numbers
2−4−1
Subtract the numbers
2−5
Use b−a=−ba=−ba to rewrite the fraction
−25
−25x
−25x=0
Change the signs on both sides of the equation
25x=0
Solution
x=0
Show Solution