Kayla is given a monthly allowance she puts 40% of the money directly into her savings account she spends $15 at the movies with her friends at the end of the month if she has $3 left how much is her monthly allowance

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

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