Question

use the systematic method to solve the following questions 3z+12=15​

Answer 1

Answer:

3z = 15 - 12

3z = 3

z = 3 / 3 = 1

Step-by-step explanation:

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Answer 2

Answer:

3z+12=15

3z=15-12

3z=3

z=3/3

z=1