Explain why 7 * 19 * 23 + 23 is a composite number

It has more than two factors

Step-by-step explanation:

A composite number has more than two factors.

The given expression is

We can rewrite this as:

We can simplify this further to get:

We have shown that, the given number has more than two factors.

Hence

is a composite number.

1/5x+9 2/5y+7

step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt