*100 points* What is the value of x in these polygons?

Answer and Step-by-step explanation:

Step-by-step explanation:

Step 1:  Make an expression

Step 2:  Cross multiply

Step 3:  Distribute

Step 4:  Add 12 to both sides

Step 5:  Divide both sides by 12

answer:  

123455421

step-by-step explanation: easy

(- 1, 0 )

step-by-step explanation:

an x- intercept is where the function crosses the x- axis.

to find the x- intercept/s look for the value of x when f(x) = 0

from the given table there are 3 values of x where f(x) = 0

when x = - 1, x = 2, x = 3

the one that is listed is (- 1, 0 )