Answer:
x-7
Step-by-step explanation:
A soma de 3 numeros igual a 8470 seria:
X + Y + Z = 8470
Como é dito que o 1º é 4319 e o 2º 1843, entao
X + Y + Z = 8470
4319 + 1843 + Z = 8470
Z = 8470 - 4319 - 1843
<h3>Z = 2308</h3>
Answer:

Step-by-step explanation:
Answer:
2(x+1)= 2x+2.
Step-by-step explanation:
Because, there is a on infront of x so you do 2x1=2 so 2x+2 because 2x1=2
5280 feet in 1 mile
3600 seconds in an hour
58(5280) / 3600 = 306240/3600 = 85.06 ft per sec or if u need it rounded, it is 85.1