Answer:
triangle LMN is similar to triangle RST
Step-by-step explanation:
Answer:
y=-8
x=-7
Step-by-step explanation:
x-2y=9 x=2y+9
3x-5y=19
3(2y+9)-5y=19
6y+27-5y=19
y+27=19
y=-8
x=2(-8)+9=-16+9=-7
Answer: 3 3/4
Step-by-step explanation:
Answer:
it will take sierra about 44.4 weeks too run a marathon
Step-by-step explanation: