Simplify .

Apply the distributive property.

Multiply by .

Simplify each term.

Apply the distributive property.

Multiply by .

Rewrite using the commutative property of multiplication.

Multiply by .

Since is on the right side of the equation, switch the sides so it is on the left side of the equation.

Move all terms containing to the left side of the equation.

Subtract from both sides of the equation.

Combine the opposite terms in .

Reorder the factors in the terms and .

Subtract from .

Add and .

Subtract from both sides of the equation.

Divide each term by and simplify.

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Simplify each term.

Cancel the common factor of and .

Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Move the negative in front of the fraction.

Dividing two negative values results in a positive value.

A linear equation is an equation of a straight line, which means that the degree of a linear equation must be or for each of its variables. In this case, the degree of variable is and the degree of variable is .

Linear

Determine if Linear 9x(y+7)=1-9y(6-x)