navi2323 navi2323

21-02-2019
Mathematics

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To solve this system by substitution, which expression could be substituted for x

To solve this system by substitution which expression could be substituted for x class=

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tlj121301 tlj121301

21-02-2019

Answer:

The answer is b

Step-by-step explanation:

you are substituting those numbers in for "x" because that is what the variable "x" will equal. To solve, you just simplify the terms.

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