The area of the rectangle is 70 yd2. what is the length of side y? i cant upload the picture sadly : (

What's the difference between: x≥0 and nonnegative integer. ?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion