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19 November, 03:23

Consider the system of equations.

5x+4y=-2

2x-4y=6

Which property could be used to write the equation 7x = 4 as the first step to solving the system of equations?

A. Substitution Property of Equality

B. Addition Property of Equality

C. Division Property of Equality

D. Distributive Property of Equality

+2
Answers (2)
  1. 19 November, 03:42
    0
    Like the person said beforehand B. You have no need to multiply anything since you already have + 4y and - 4y so you go on ahead and add the problems. Just thought you may want an explanation
  2. 19 November, 03:52
    0
    THat would be B

    Addition Property of EQuality
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