Question
Solve the equation
x=−101
Alternative Form
x=−0.1
Evaluate
3(−31×21)×2x=−1−(6x−21)
Simplify
More Steps

Evaluate
3(−31×21)×2x
Multiply the numbers
More Steps

Evaluate
31×21
To multiply the fractions,multiply the numerators and denominators separately
3×21
Multiply the numbers
61
3(−61)×2x
Rewrite the expression
−3×61×2x
Multiply the terms
More Steps

Evaluate
3×61×2
Multiply the terms
21×2
Reduce the numbers
1×1
Simplify
1
−x
−x=−1−(6x−21)
Subtract the terms
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Evaluate
−1−(6x−21)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−1−6x+21
Add the numbers
More Steps

Evaluate
−1+21
Reduce fractions to a common denominator
−22+21
Write all numerators above the common denominator
2−2+1
Add the numbers
2−1
Use b−a=−ba=−ba to rewrite the fraction
−21
−21−6x
−x=−21−6x
Move the variable to the left side
−x+6x=−21
Add the terms
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Evaluate
−x+6x
Collect like terms by calculating the sum or difference of their coefficients
(−1+6)x
Add the numbers
5x
5x=−21
Multiply by the reciprocal
5x×51=−21×51
Multiply
x=−21×51
Solution
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Evaluate
−21×51
To multiply the fractions,multiply the numerators and denominators separately
−2×51
Multiply the numbers
−101
x=−101
Alternative Form
x=−0.1
Show Solution

Rewrite the equation
10x=−1
Evaluate
3(−31×21)×2x=−1−(6x−21)
Evaluate
More Steps

Evaluate
3(−31×21)×2x
Multiply the numbers
More Steps

Evaluate
31×21
To multiply the fractions,multiply the numerators and denominators separately
3×21
Multiply the numbers
61
3(−61)×2x
Rewrite the expression
−3×61×2x
Multiply the terms
More Steps

Evaluate
3×61×2
Multiply the terms
21×2
Reduce the numbers
1×1
Simplify
1
−x
−x=−1−(6x−21)
Evaluate
More Steps

Evaluate
−1−(6x−21)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−1−6x+21
Add the numbers
More Steps

Evaluate
−1+21
Reduce fractions to a common denominator
−22+21
Write all numerators above the common denominator
2−2+1
Add the numbers
2−1
Use b−a=−ba=−ba to rewrite the fraction
−21
−21−6x
−x=−21−6x
Multiply both sides of the equation by LCD
−2x=−1−12x
Solution
10x=−1
Show Solution
