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Mathematics, 28.07.2021 09:30, Marisolv06
A system of equations and its solution are given below.
System A
3- y = 7
-3.5 + 9y = -39
Solution: (4,-3)
Complete the sentences to explain what steps were followed to obtain the system of equations below.
System B
$ - y = 7
by = -18
times the
To get system B, the
equation in system A was replaced by the sum of that equation and
equation. The solution to system B
the same as the solution to system A.
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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Do you know the correct answer?
A system of equations and its solution are given below.
System A
3- y = 7
-3.5 + 9y = -...
3- y = 7
-3.5 + 9y = -...
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