Answer:
subtract 9 from both sides
Step-by-step explanation:
m + 9 = 45 ( subtract 9 from both sides )
m = 36
Answer:
217.7777 m/s
Step-by-step explanation:
1km = 1000 metros
784 km = 784*1000 = 784000 metros
1 hora = 3600 segundos
entonces:
784 kilómetros en una hora = 784km/h = 784000m/3600ses
= 217.7777 m /s
es decir que recorre en cada segundo:
217.7777 metros.
Tarea relacionada:
https://brainly.lat/tarea/16056884
3m² = 3 - 8m
0 = 3m² + 8m - 3
0 = (3m - 1 )(m + 3)
m = -3, 0.33
6x2+x−1 use the FOIL method