Decide wether the lines are parallel perpendicular or neither -4x + 9y = 5 9x + 4y =. 16

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function