1. Write and Evaluate Algebraic Expressions
Exercise 14 Page 193
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Substitute - 12 for w in the expression.
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To evaluate the given expression for w=- 12, we should substitute - 12 for w in the given expression and then simplify.
w= -1/2
Put minus sign in numerator
Multiply fractions
Multiply
a/b=.a /2./.b /2.
Simplify quotient
Put minus sign in front of fraction
Subtract term