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Variable expressions
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Evaluate multi-variable expressions
Evaluate the expression 2k+ w for
k
= -3 and
w
= -1.
Plug in k = -3 and w= -1, then simplify.
2k+w
2(-3)+(-1)
Plug in k=-3 and w=-1
-6-1
Multiply
-7
Add
Evaluate the expression xq-8 for x=7 and q=1
Solution: xq-8=