8/9x + 3
• Make 1/3 into 8/9 by multiplying it by 3/3
• add -1 and 4 to get 3
We need the articles firsttT
Answer:
x=11
Step-by-step explanation:
Due to angles DCA and CAB being Alternate Interior Angles, we know that they will be equal. This means that
°
Next, we can find the measure of the angle DCE.
Angles BCE and BCA are supplementary. This means that they will add together to be 180°
This means that 180-BCE=BCA
Which means 
As all of the angles in a triangle must add together to be 180 degrees, we can set up the following equation

Answer:
10
Step-by-step explanation:
3[(8-2)-5]+7
3[6-5]+7
3[1]+7
3+7
10