Morgan solved the following equation.
equation: 22 - 4) + 2x = x + 7
2x – 8 + 2x = x +7
...
Mathematics, 15.04.2021 18:20 kydog00
Morgan solved the following equation.
equation: 22 - 4) + 2x = x + 7
2x – 8 + 2x = x +7
line 1:
line 2:
4x – 8 = x +7
line 3:
3x – 8 = 7
line 4:
3x = 15
line 5:
x = 5
Which step is justified by the addition property of equality?
A. From the equation to line1
B. From line 1 to line 2
C. From line 3 to line 4
D. From line 4 to line 5
Answers: 2
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