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Mathematics, 09.10.2019 23:30 crookdamian21

1: which of the following equations could you solve by first adding six and then dividing by negative three?

3x - 6 = -9
6 - 3x = -9
-3x - 6 = -9
x/-3 + 6 = -9

2:
which of the following is a solution of the equation 9 - 2x = -1?

-5
5
4
-4

3:
alice solved the following equation:

-18 - 3x = 12
-3x = 6
x =-2

which of the following statements is true?

alice is correct.
the 6 should be 30 in step two.
the 6 should be -6 in step two.
the 6 should be -4 in step two.

ansver
Answers: 2

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