The work is shown below, x=3. i hope this helps!
Your answer is
a-4a
= 1a-4a
= -3a
Answer: 102
Step-by-step explanation:
6x6 to get the square
7x6 to get part of the other shape
21 -6-7 to get the triangle that we don't have a number
8x6 to get a square but then divide by 2 too get the triangle.
now add all together to get 102
