Houghton Mifflin Harcourt Algebra 1, 2015
HM
Houghton Mifflin Harcourt Algebra 1, 2015 View details
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Exercise 1 Page 76

Break up the given information into smaller expressions before combining them to form the final expression.

1.085x

Practice makes perfect
To represent the scenario with an expression, let's approach the information in smaller pieces, or terms. We want to express the original price of an item plus a sales tax of 8.5 % of the original price. the original price + 8.5 %* the original price Let's call the original price x. The next step will be to rewrite 8.5 % as a decimal. 8.5 % ⇒ 0.085 Now we can model the given context with an algebraic expression. x + 0.085 x Let's simplify this expression by adding like terms.
x+0.085x
1.085x