Answer:
2/3(3x+9)=-2(2x+6)
2/3(3x+2x)=-2(9+6)
2/3×5x=-2+15
10x/3=13
3x=13
x=13-3
x=10
the answer is D
Step-by-step explanation:
the color changes aswell in the sequence
a: AB is perpendicular to CD
b: AM is equal in length to BM