Question

Q.2 The solution of 2y + 9 = 4 is
9​

Answer 1

Answer:

no the solution of your question will be -2.5

Answer 2

Step-by-step explanation:

$2y + 9 = 4 \\ 2y + 9 - 4 = 0 \\ 2y + 5 = 0 \\ 2y = - 5 \\ y = - 5 \div 2$

$when \: y = 9 \\ 2 \times 9 + 9 = 4 \\ 18 + 9 - 4 = 0 \\ 18 + 5 = 0 \\ 23$