Solving linear equations Opptimum charges new customers $50.00 for installation fees and $140 per month for premium cable service. Time Warner charges new customers $230.00 for installation fees and $120.00 per month for its premium service. Write and solve an equation to show after how many months the costs of both cable services will be the same?​

first option

a function is a relation in which an input is paired with exactly one output.

so, let's find the right answer.

in our first option, our inputs are january, february, and march. the outputs are 30, 28, and 25. each input has it's own output. this is correct!

our second option we know is incorrect, because ms. valverade has two outputs, dogs and cats. this is not a function.

our third option is incorrect as well. the yellow square has two ouputs, the square and the triangle.

lastly, in our fourth option, we see the number 7 two times with a different output. therefore, this is not a function.

remember: each input must be paired with only one output!

the answer is a

step-by-step explanation:

because if you put 1 in to the square root of x it equals 300.

m a t h w a y. c o m

step-by-step explanation:

36

step-by-step explanation: