Mathematics, 02.03.2021 15:10 rozalee14

In 9-12, tell which property of equality was used. 9.
5m + 4 = 19
10.
3t = 20
5m +4-3= 19-3
3t = 2 = 20 = 2
11.
9
12.
5b - 6 = 14
6-9
(a) x 5=9x5
כוס תט
(5b - 6) + 2 = 14 +2

Answers: 2

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In 9-12, tell which property of equality was used. 9.
5m + 4 = 19
10.
3t = 20