Answer:
19
Step-by-step explanation:
The markings on the triangle means that this is an equilateral triangle (All sides are the same length)
So, we can set the two equations we have equal to each other
4x + 7 = 3x + 10
x + 7 = 10
x = 3
Plug it into either equation
3(3) + 10 = 19
Module 1: set, relations, functions, numbers
Module 2: logic and boolean algebra
Module 3: combinatorics and probability
Module 4: graphs and trees
Module 5: induction and recursion
Module 6: grammars, languages and finite state machines.
How does your figure look like?
Thats a tough one :/ good luck