All the triangles are isosceles meaning that they have to sides that are equal
Sorry I don’t know what the answer is
A - a removes both a’s from equation, then you’re left with b + bsquared, since they are unknown values you cannot combine them, even if it is the same letter, you can only add and subtract unknown values with their same letters together.
Answer:
x=4-3y
Step-by-step explanation:
The answer you are looking for is 339