X would equal 4
set AB=AC
18=3x+6
minus 6 on both sides
12=3x
divide both sides by 3
x=4
The next one is 16 probably
Step-by-step explanation:
According to picture 1, it is <u>A. </u><u>corresponding.</u>
Also according to picture 2, it is <u>E.</u><u> </u><u>same </u><u>side</u><u> </u><u>interior.</u>
And according to picture 3, it is <u>D.</u><u> </u><u>vertical</u>