Chapter 2: Problem 108
EVALUATING EXPRESSIONS Evaluate the expression. $$ 6-(-8)-11 $$
Chapter 2: Problem 108
EVALUATING EXPRESSIONS Evaluate the expression. $$ 6-(-8)-11 $$
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Get started for freeRECIPROCALS Find the reciprocal. $$ 435 $$
SIMPLIFYING EXPRESSIONS Simplify the expression by combining like terms. $$ -8 b-9 b $$
LEAVING A TIP In Exercises \(83-85\), use the following information. You and a friend decide to leave a \(15 \%\) tip for restaurant service. You compute the tip, \(T,\) as \(T=0.15 C,\) where \(C\) represents the cost of the meal. Your friend claims that an easier way to mentally compute the tip is to calculate \(10 \%\) of the cost of the meal plus one half of \(10 \%\) of the cost of the meal. Simplify the equation. What property did you use to simplify the equation?
SIMPLIFYING EXPRESSIONS Simplify the expression by combining like terms. $$ 3 x^{2}+2 x^{2}-7 $$
COMBINING LIKE TERMS Apply the distributive property. Then simplify by combining like terms. $$ 4(2-a)-a $$
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