James bought two t-shirts and one pair of jeans at an online store and paid $40, not including taxes, for his purchase. a month later, the same store
sold the t-shirts and jeans at a 50% discount from their original prices. james bought two t-shirts and five pairs of jeans for $60, not including taxes.
and
assuming the base prices of the t-shirts and the jeans are the same on both occasions, and ignoring the taxes, the price of a t-shirt is $
the price of a pair of jeans is $

Step-by-step explanation:

Let t = the price of  a T-shirt

and j = the price of a pair of jeans

You have a system of two equations:

Check:

OK.

step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: