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25-10-2022
Mathematics

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Multiply the 2nd equation by -4.What value belongs in the green box?-2x + 4y = 15-2x + 4y = 15(3x + y = 2) multiply by -4 -12x + -4y = [?]B. 2A. 8D. -2C. -8

Multiply the 2nd equation by 4What value belongs in the green box2x 4y 152x 4y 153x y 2 multiply by 4 12x 4y B 2A 8D 2C 8 class=

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JaythanD354201 JaythanD354201

25-10-2022

From the system of equations given

The second equation

[tex]3x+y=2[/tex]

Multiplying the equation by -4, it will give

[tex]\begin{gathered} 3x+y=2\text{ }\times(-4) \\ -12x-4y=-8 \end{gathered}[/tex]

The missing number is -8

Hence, the answer is option C

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