Which of the following is a radical equation? x^3=13

x+√3=13

5x + 3 = 13

X+3= 13

none

Step-by-step explanation:

Radical equation is an equation un which variable involve under the radical sign.

but in all given equation not a single variable is under radical sign.

Note: if you need to ask any question please let me know.

an altitude of 15,000 feet

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