A wireless store owner takes presale orders for a new smartphone and tablet. He gets 300 preorders for the smartphone and 230 orders for the tablet. The combined sale of the preorders is $363,710. If the price of a smartphone and tablet together is $1445, how much does each device cost?

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

3

step-by-step explanation:

step-by-step explanation:

6^2 or 36

step-by-step explanation:

6000n

6×1000n

6×10^3 n

so we need 6n need to be a perfect cube

so n has to be 6^2 so that 6n is 6^3

what i'm saying is if you let n be 6^2 you have 6^3×10^3 or 60^3 which is a perfect cube