Question

solve the equation in transposition method : 3(x - 10) = 9

Answer 1

3x-30=9
3x=39
x=13
hope this helps you

Answer 2

$3(x - 10) = 9 \\ 3x - 30 = 9 \\ 3x = 9 + 30 \\ 3x = 39 \\ x = \frac{39}{3} \\ x = 13$
HOPE IT HELPS.