Which is the domain of the function f(x) = -5/6 [3/5]^x ?

all real numbers

all real numbers less than 0

all real numbers greater than 0

all real numbers less than or equal to 0

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x = 12

y = 15

step-by-step explanation:

b

step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.