Sorry, no video for this problem at this time.
Practice
Simplify the expressions below.a)
r10
r15
r5
r10
b)
w-2
w-1
w1
w-2
c)
w26
w17
w-9
w26
d)
x16
x6
x-10
x16
e)
p9
p15
p6
p9
f)
r6
r-2
r-8
r6
g)
x-4
x-7
x-3
x-4
h)
w12
w7
w-5
w12
i)
x-8
x-7
x1
x-8
j)
m2
m-1
m-3
m2