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Mathematics, 06.07.2019 04:00 simonthang8

1. which of the following is an example of an open equation? a. 5x + 7 = 12 b. 12 + (-8) = 4 c. 25 =5(5) d. 8 + 0 = 8 2. which of the following equation has 3 as a solution? a. -2b =6 b. 4a - 5 = 12 c. 5y =y +8 d. z - 15 = -12

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1. which of the following is an example of an open equation? a. 5x + 7 = 12 b. 12 + (-8) = 4 c. 25...

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