BE CAREFUL OF THE ORDER YOU DO YOUR OPERATIONS IN!

4). (1 point each) Evaluate these expressions for:
x = 4, y = 8, z = 2

a). x + y z =


b). x + y / z =


c). (x + y) / z =


d). x - z / 2 =


e). (x - z) / 2 =


5). (2 points each) Solve these equations (Find x):

a). x - 5 = 15


x = ________

 b). 5 - x = 2


x = ________

 c). 3x = 21


x = ________

d).



x = ________

 e). x + 5 = 12


x = ________

 f). x - 15 = 35


x = ________

g). 4x = 8

x = ________

 h). 8 - x = 1

x = ________