Kelvin and marsha are going to dinner and a movie this evening. kelvin wants to have at least 70 cash in his wallet. he currently has $10. how much money, x, does kelvin need to withdraw from the bank?

What is the solution set of the quadratic inequality x^2-5< or equal to 0

With alll of except for the 2 that i did already

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0