What is the percent of change from 0.55 to 0.1?

In order to find the change, it's a decrease.

Find the old value to the new one and subtract. 0.55 - 0.1 = 0.45.

Then, divide the value from the old value:

0.45 / 0.55 = 0.81

Change the decimal into a percent by moving it two places to the right to be 81%

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x