Get California Math Triumphs VOL 4B THE CORE PROCESSES PDF

By MACMILLAN

ISBN-10: 0078782104

ISBN-13: 9780078782107

The center strategies

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Extra info for California Math Triumphs VOL 4B THE CORE PROCESSES (CALIFORNIA MATH TRIUMPHS VOL 4B)

Example text

Replace x with 5 and y with 2 in the expression. 3(2)2 + 4 · 3 - 2 4÷y+x·3-7=4÷2+5·3-7 2. Simplify using the order of operations. 4÷2+5·3-7 2. Simplify using the order of operations. 3(2)2 + 4 · 3 - 2 Divide. = 3(4) + 4 · 3 - 2 =2+5·3-7 Multiply. = 12 + 12 - 2 = 2 + 15 - 7 Add. = 22 = 17 - 7 Subtract. = 10 Who is Correct? Evaluate the expression 12x - 5 + 2x · 2 when x = 4. Ines Sinclair 12x - 5 + 2x · 2 2 = 12(4) - 5 + 2(4) · = 48 - 5 + 8 · 2 = 43 + 8 · 2 12x – 5 + 2x · 2 2 = 12(4) - 5 + 2(4) · = 48 - 5 + 8 · 2 = 48 - 5 + 16 12x - 5 + 2x · 2 = (12x + 2x) - 5 · 2 = 14x - 10 = 14(4) - 10 = 46 = 59 Circle correct answer(s).

Sample answer: Replace r with 30 in the expression r - 8 · 2, and then simplify the expression using the order of operations. Spiral Review Solve. (Lesson 3-2, p. 11) CRAFTS Eva has 120 beads. She makes bracelets that have b beads. Write an expression to find the number of bracelets 120 ÷ b Eva can make. 30 SOCCER Jake made 9 fewer goals than Leon last soccer season. Leon made g goals. Write an expression to find the number of goals g-9 Jake made. Use the Commutative and Associative Properties to fill in each blank with the correct value.

Subtraction Property of Equality subtracting the same amount from each side of an equation results in a true equation linear equation an equation in which the variables appear in separate terms A linear equation is an equation in which the variables appear in separate terms. Solutions of a linear equation are ordered pairs that make the equation true. One way to find solutions is to make a table. Copyright © by The McGraw-Hill Companies, Inc. Example 1 YOUR TURN! Solve x - 3 = 8. Solve x + 2 = 7.

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California Math Triumphs VOL 4B THE CORE PROCESSES (CALIFORNIA MATH TRIUMPHS VOL 4B) by MACMILLAN


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