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Practice
Simplify the expressions below.a)
v3
v-5
v-8
v3
b)
x0
x9
x9
x0
c)
r18
r16
r-2
r18
d)
v4
v-3
v-7
v4
e)
x12
x18
x6
x12
f)
v-1
v3
v4
v-1
g)
r16
r7
r-9
r16
h)
r14
r20
r6
r14
i)
y5
y-3
y-8
y5
j)
q5
q9
q4
q5