Mathematics, 06.10.2020 05:01, khuak877

Solve the equation. Write a reason for each step. 7( - 11) = 12-122
REASONS
STATEMENTS
1. 7(2-11) = 120 - 122
1. Given
2. 7-77 = 12.6 - 122
2.
Select]
3. 7x - 72 - 77 = 12.0 - 70 - 122
3. [Select)
4. –77 - 50 - 122
4. [Select ]
5. -77 + 122 = 50 - 122 + 122
5.
Select)
6. 45 = 5
16.
Select)
7. [Select)
8.9=
8. [Select)
V
19.
Select)
19. = 9

Answers: 2

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Solve the equation. Write a reason for each step. 7( - 11) = 12-122
REASONS
STATEMENTS<...