Solve the equation using the Properties of Equality.

6a + 9 = 27

a =

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.