Me.

1)sam solved the following problem:

-4x + 5 > 29

-4x + 5 - 5 > 29 - 5

-4x > -24

-4x/-4 > -24/-4

x > 6

what were his two mistakes?

2)hillary buys 3 pounds of gala apples and some granny smith apples. both kinds of apples cost $4.50 per pound. the total cost is $24.75. how many pounds of granny smith apples did hillary buy? write and solve a variable equation. show your work.

3)tell whether each equation has one solution, infinitely many solutions, or no solution.

a)6x + 8 = 6(x + 2)

b)10x = 15 + 5x

c)x + 11 = 8x + 11 - 7x