Question

. Find the value of ‘z’ in equation 5z – 5 = 10 is __________.
a) 7 b) 5 c) 3

Answer 1

Answer:

ans is 3

Step-by-step explanation:

5z - 5 = 10

5z = 10 + 5

5z = 15

z = 15 ÷ 5

z = 3