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Practice
Simplify the expressions below.a)
m4
m9
m5
m4
b)
r3
r12
r9
r3
c)
p-4
p-10
p-6
p-4
d)
w-10
w-4
w6
w-10
e)
x-6
x-7
x-1
x-6
f)
w-8
w-3
w5
w-8
g)
y19
y16
y-3
y19
h)
p-5
p-8
p-3
p-5
i)
q-4
q1
q5
q-4
j)
y19
y10
y-9
y19