Mathematics, 28.01.2021 18:50, mimithurmond03

When solving this system of equations using linear combination, what should you do FIRST? {−x+y=−11
{2x+y=19

A) Solve the first equation for y.

B) Multiply the first equation by -1.

C) Multiply the first equation by -2.

D) Add the two equations together.

Answers: 3

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When solving this system of equations using linear combination, what should you do FIRST? {−x+y=−11 {2x+y=19 A) Solve the first equation for y. B) Multiply the first equation by -1. C) Multiply the first equation by -2. D) Add the two equations together.

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When solving this system of equations using linear combination, what should you do FIRST? {−x+y=−11
{2x+y=19

A) Solve the first equation for y.

B) Multiply the first equation by -1.

C) Multiply the first equation by -2.

D) Add the two equations together.