-15=-14-18y

Rewrite the equation as -14-18y=-15.

-14-18y=-15

Combine y and 18.

-14-y8=-15

Add 14 to both sides of the equation.

-y8=-15+14

To write -15 as a fraction with a common denominator, multiply by 44.

-y8=-15⋅44+14

To write 14 as a fraction with a common denominator, multiply by 55.

-y8=-15⋅44+14⋅55

Write each expression with a common denominator of 20, by multiplying each by an appropriate factor of 1.

Multiply 15 and 44.

-y8=-45⋅4+14⋅55

Multiply 5 by 4.

-y8=-420+14⋅55

Multiply 14 and 55.

-y8=-420+54⋅5

Multiply 4 by 5.

-y8=-420+520

-y8=-420+520

Combine the numerators over the common denominator.

-y8=-4+520

Add -4 and 5.

-y8=120

-y8=120

Multiply both sides of the equation by -8.

-8⋅(-y8)=-8⋅120

Simplify -8⋅(-y8).

Cancel the common factor of 8.

Move the leading negative in -y8 into the numerator.

-8⋅-y8=-8⋅120

Factor 8 out of -8.

8(-1)⋅-y8=-8⋅120

Cancel the common factor.

8⋅-1⋅-y8=-8⋅120

Rewrite the expression.

-1⋅(-y)=-8⋅120

-1⋅(-y)=-8⋅120

Multiply.

Multiply -1 by -1.

1⋅y=-8⋅120

Multiply y by 1.

y=-8⋅120

y=-8⋅120

y=-8⋅120

Simplify -8⋅120.

Cancel the common factor of 4.

Factor 4 out of -8.

y=4(-2)⋅120

Factor 4 out of 20.

y=4⋅-2⋅14⋅5

Cancel the common factor.

y=4⋅-2⋅14⋅5

Rewrite the expression.

y=-2⋅15

y=-2⋅15

Combine -2 and 15.

y=-25

Move the negative in front of the fraction.

y=-25

y=-25

y=-25

The result can be shown in multiple forms.

Exact Form:

y=-25

Decimal Form:

y=-0.4

Solve for y -1/5=-1/4-1/8y