drepeter86
drepeter86
16.12.2020 • 
Mathematics

What can be the first step in solving the equation? (1 point) -9 = 6x + 7 - 2x
a
Ob
Ос
Od
Adding 7 to both sides
Combining 6x and -2X
Combining -9 and 7
Dividing by-9

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