operations is used in the equation 1. 111+(-11+20) = (111+ -11) +20 2. 42 x 10 = 42 x 12 + 42 x -2 3. 6 x (-12+42) = 6 x (42+ -12)
operations is used in the equation 1. 111+(-11+20) = (111+ -11) +20 2. 42 x 10 = 42 x 12 + 42 x -2 3. 6 x (-12+42) = 6 x (42+ -12)
Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter6: Quadratic Equations And Inequalities
Section6.4: Quadratric Formula
Problem 61PS
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Question
For each of the following equations, please choose which property of operations is used in the equation
1. 111+(-11+20) = (111+ -11) +20
2. 42 x 10 = 42 x 12 + 42 x -2
3. 6 x (-12+42) = 6 x (42+ -12)
4. (-2 x 5) x 3 + 51 = -2 x (5x3) + 51
Answer choices-
a. Associative property for addition
b. Distributive property of multiplication over addition
c. Associative property for multiplication
d. Commutative property for addition
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