What is the justification for the step taken from line 2 to line 3?
3x+9-7X=X+10+X
-4x+9=2x+1...
Mathematics, 18.12.2020 22:10 Unkn0wn3815
What is the justification for the step taken from line 2 to line 3?
3x+9-7X=X+10+X
-4x+9=2x+10
-6x+9= 10
-6x=1
1
X=-
6
W
O the subtraction property of equality
O the multiplication property of equality
O combining like terms on one side of the equation
O the distributive property
Answers: 1
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