Use substitution method to solve the following system of equations.4x – y – 3z = –3 x – 2y

Eric Gibson @Eric Gibson

May 2021 1 83 Report

Use substitution method to solve the following system of equations.4x – y – 3z = –3 x – 2y – 2z?

x + y + 3z = –2 <----Third equation

Answers:(–1, –2, 1)

(1, –2, –1)

(–1, 2, –1)

(1, –2, 1)

Science & Mathematics / Mathematics

Answers & Comments

Autumn Bowling

Verified answer

I assume you have done some sort of substitution. Take the third equation and set it to equal an isolated variable. Now go back to your first equation and plug that thrd equation into where the isolated variable you picked is at.

Hope I have helped in some way(:

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