Question
Solve the equation
x1=1013,x2=23
Alternative Form
x1=1.3,x2=1.5
Evaluate
6∣5x−7∣=3
Divide both sides
66∣5x−7∣=63
Divide the numbers
∣5x−7∣=63
Cancel out the common factor 3
∣5x−7∣=21
Separate the equation into 2 possible cases
5x−7=215x−7=−21
Solve the equation for x
More Steps

Evaluate
5x−7=21
Move the constant to the right-hand side and change its sign
5x=21+7
Add the numbers
More Steps

Evaluate
21+7
Reduce fractions to a common denominator
21+27×2
Write all numerators above the common denominator
21+7×2
Multiply the numbers
21+14
Add the numbers
215
5x=215
Multiply by the reciprocal
5x×51=215×51
Multiply
x=215×51
Multiply
More Steps

Evaluate
215×51
Reduce the numbers
23×1
Multiply the numbers
23
x=23
x=235x−7=−21
Solve the equation for x
More Steps

Evaluate
5x−7=−21
Move the constant to the right-hand side and change its sign
5x=−21+7
Add the numbers
More Steps

Evaluate
−21+7
Reduce fractions to a common denominator
−21+27×2
Write all numerators above the common denominator
2−1+7×2
Multiply the numbers
2−1+14
Add the numbers
213
5x=213
Multiply by the reciprocal
5x×51=213×51
Multiply
x=213×51
Multiply
More Steps

Evaluate
213×51
To multiply the fractions,multiply the numerators and denominators separately
2×513
Multiply the numbers
1013
x=1013
x=23x=1013
Solution
x1=1013,x2=23
Alternative Form
x1=1.3,x2=1.5
Show Solution
