Question

Is the answer a=45 or -5 plz say it correctly ​

Answer 1

Answer:

a = -5

Step-by-step explanation:

(a + 1)/18 = (a - 1)/27

→ 27(a + 1) = 18(a - 1)

→ 27a + 27 = 18a - 18

→ 27a - 18a = - 18 - 27

→ 9a = - 45

→ a = - 45/9

Hence, a = -5

Hope it helps you dear❤️