If you were to use the substitution method to solve the following system, choose the new equation after the expression equivalen
t to x from the second guionis
Into the first equation
tud
3x +2y-21
x - 3y - 4
Into the first equation
tud
3x +2y-21
x - 3y - 4
1 answer:
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To find the value of , we need to isolate it on one side of the equation. Add
to both sides of the equation, then multiply both sides of the equation by
.