Question

(a)
5z/3+1 =7


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Answer 1

Answer:

5.6

Step by Step Explanation:

5z/3+1 =7

5z/4=7

5z=7×4

z=7×4/5

z=28/5

z=5.6

Answer 2

Answer:

z = 18/5

Step-by-step explanation:

5z/3 +1 =7

5z/3 = 7 -1

5z/3 = 6

5z = 6×3

5z = 18

z = 18/5