Chapter 3: Problem 71
\(2 \cdot 2 \cdot 2 \cdot 2\)
Chapter 3: Problem 71
\(2 \cdot 2 \cdot 2 \cdot 2\)
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Get started for freeEvaluate the expression. $$\frac{-5 \cdot 4}{3-7^{2}+6}$$
Solve the equation \(\frac{1}{9} x+1=4\) by following each sequence of steps described in parts (a) and (b). Which method do you prefer? Explain. a. Multiply and then subtract. \(\quad\) b. Subtract and then multiply.
Write the verbal sentence as an equation. One fourth of a number is 36
Apply the distributive property. $$-x(x-6)$$
In Citizen of the Galaxy by Robert Heinlein, Thorby learns that he owns “an interest in a company . . . through a chain of six companies—18% of 31% of 43% of 19% of 44% of 27%, a share so microscopic that he lost track.” Let x represent the total worth of the company in which Thorby owns a share. Write and simplify an expression to show Thorby's share of the company.
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