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Practice
Simplify the expressions below.a)
p-14
p-8
p6
p-14
b)
r-5
r-6
r-1
r-5
c)
q0
q-9
q-9
q0
d)
w19
w11
w-8
w19
e)
q-12
q-9
q3
q-12
f)
r-7
r-4
r3
r-7
g)
w7
w17
w10
w7
h)
y-5
y2
y7
y-5
i)
w9
w17
w8
w9
j)
x3
x-6
x-9
x3