Question

Trial and eror method3× +9= 15​

Answer 1

Answer:

x=2

Step-by-step explanation:

3(2)+9

6+9

15

pls follow kar do : )

Answer 2

Step-by-step explanation:

a)3x +9 =15

soln:

3x = 15 - 9

explaination:

if 9 is go to opposite site the +9 change to -9 so only 3x = 15 - 9

3x = 15 -9 =6

3x = 6

x= 6/3 = 2