Can someone explain how to do this?
see attached screenshot;

The x-intercept occurs when the line intercepts the x-axis. The y value of 0.

3x + y = 1

3x + 0 = 1

3x = 1

x = 1/3

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

answer: the anser is 3

step-by-step explanation:

c- 2o is equal to 9