1. Simplify by combining like terms and then evaluate for x = 2 and y=-1 a) x + 2x - 6
b) 6x – 5x-x+8y

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?