Question

if 3y - 3 = 6 and 0. 03x = 0.12 find the value of x - y ​

Answer 1

$3y - 3 = 6 \\ 3y = 6 + 3 \\ 3y = 9 \\ y = \frac{9}{3 } \\ y = 3 \\ 0.03x = 0.12 \\ x = \frac{0.12}{0.03 } \\ x = 4$

now

X - y =4-3=1