31.) 5/8 x+1/16 x=7/16+x

The solution is x=?

32.) -1/2x=-7/8

The solution is x=?

33.) Find the slope and the y intercept.

f(x)=-4x-3

The slope is?

The y-intercept is (0,?)

34.) Solve using the addition and multiplication principles.

7+4x<19

The solution set is {x | x ? ?}

36.) Solve by typing an inequality.

-0.8x<-48

The solution is {x | ?}

37.) Find the domain of the function.

 p(x)=x^2-2x+10

What is the domain of p?

A. {x | x is a real number and x > 0}

B. {x | x is a real number}

C. {x | x is a real number and x ≠ 0}

D. {x | x is a real number and x ≠ 10}

39.) Solve for the indicated letter.

e=2f, for f

The solution if f=?

40.) Solve -9<3x-2<-1

The solution is {x | ? < x < ?}

42.) The length of a rectangle is fixed at 18 cm. What widths will make the perimeter greater than 92cm?

The width must be greater than ? cm.

43. Soybean meal is 18% protein; cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360-lb mixture that is 13% protein?

How many pounds of the cornmeal should be in the mixture?

How many punds of the soybean mean should be in the mixture?

44.)  Simplify  1[-25-(22-77)]

45.) Solve the system of equations

x+8y=4 (1)

x=8-8y  (2)

What is the solution of the system?

A. The solution is ?         (Type ordered pair)

B. There is no solution.

47.) On three consecutive passes, a football team gains 6 yards, loses 33 yards, and gains 33 yards. What number represents the total net yardage?