Question
Solve the equation
x1=−92,x2=92
Alternative Form
x1=−0.2˙,x2=0.2˙
Evaluate
∣3x×9∣−10=−4
Multiply the terms
∣27x∣−10=−4
Move the constant to the right-hand side and change its sign
∣27x∣=−4+10
Add the numbers
∣27x∣=6
Separate the equation into 2 possible cases
27x=627x=−6
Solve the equation for x
More Steps

Evaluate
27x=6
Divide both sides
2727x=276
Divide the numbers
x=276
Cancel out the common factor 3
x=92
x=9227x=−6
Solve the equation for x
More Steps

Evaluate
27x=−6
Divide both sides
2727x=27−6
Divide the numbers
x=27−6
Divide the numbers
More Steps

Evaluate
27−6
Cancel out the common factor 3
9−2
Use b−a=−ba=−ba to rewrite the fraction
−92
x=−92
x=92x=−92
Solution
x1=−92,x2=92
Alternative Form
x1=−0.2˙,x2=0.2˙
Show Solution
