Answer:
x = 13.
Step-by-step explanation:
Because it is an isosceles trapezoid the 2 marked angles are equal, so
5x + 15 = 7x - 11
15 + 11 = 7x - 5x
2x = 26
x = 13.
What is the quest? It doesn’t show it
A is addition
b is subtraction
c is division
Answer:
x= -3-sqr30/7
Step-by-step explanation: