El jefe de mantenimiento de un hotel planea colocar una alfombra de trafico cuyas dimensiones son 18.4 m
22.5 m
Si el costo por metro cuadrado de la alfombra es $285.50, ¿ cuanto dinero gastará en la compra de esta alfombra?

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

$18 was the price of the t-shirt

step-by-step explanation: