Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
3m−2437
Evaluate
3m−218−21
Solution
More Steps
Evaluate
−218−21
Reduce fractions to a common denominator
−2218×2−21
Write all numerators above the common denominator
2−218×2−1
Multiply the numbers
2−436−1
Subtract the numbers
2−437
Use b−a=−ba=−ba to rewrite the fraction
−2437
3m−2437
Show Solution
Factor the expression
21(6m−437)
Evaluate
3m−218−21
Subtract the numbers
More Steps
Evaluate
−218−21
Reduce fractions to a common denominator
−2218×2−21
Write all numerators above the common denominator
2−218×2−1
Multiply the numbers
2−436−1
Subtract the numbers
2−437
Use b−a=−ba=−ba to rewrite the fraction
−2437
3m−2437
Solution
21(6m−437)
Show Solution
Find the roots
m=6437
Alternative Form
m=72.83˙
Evaluate
3m−218−21
To find the roots of the expression,set the expression equal to 0
3m−218−21=0
Subtract the numbers
More Steps
Simplify
3m−218−21
Subtract the numbers
More Steps
Evaluate
−218−21
Reduce fractions to a common denominator
−2218×2−21
Write all numerators above the common denominator
2−218×2−1
Multiply the numbers
2−436−1
Subtract the numbers
2−437
Use b−a=−ba=−ba to rewrite the fraction
−2437
3m−2437
3m−2437=0
Move the constant to the right-hand side and change its sign
3m=0+2437
Add the terms
3m=2437
Multiply by the reciprocal
3m×31=2437×31
Multiply
m=2437×31
Solution
More Steps
Evaluate
2437×31
To multiply the fractions,multiply the numerators and denominators separately
2×3437
Multiply the numbers
6437
m=6437
Alternative Form
m=72.83˙
Show Solution