Mathematics, 09.02.2021 05:50 gonzo8953

Consider the system. Sox – 3y = 42
1x + 3y =-21
Part 1 out of 2
Complete the description for three different substitution methods that can be used to solve this system.
-3y) and then substitute the value Into the first equation.
D and then substitute that value Into the second
Solve the second equation forx (x =
Solve the first equation fory (y = 2X –
equation.
Solve elther equation for 3y (3y =
Into the other equation
Check
|-x or 3y = 6x -
and then substitute that value
Next

Consider the system.

Sox – 3y = 42
1x + 3y =-21
Part 1 out of 2
Complete the description for thre

Answers: 2

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Consider the system. Sox – 3y = 42
1x + 3y =-21
Part 1 out of 2
Complete the desc...