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Mathematics, 26.01.2021 05:30 dborges4070

2. Using the substitution method, Jose is solving the following system of equations Algebraically

A y = 3x + 4
B. 2x – 3y =- 21

Which equivalent equation could Jose use?

1) 2(-3x – 4) + 3x =- 21

2) 2(3x – 4) + 3x = 21

3) 2x - 3(- 3x – 4) =- 21

4) 2x - 3(3x + 4) =- 21

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