Larina received a $50 gift card to an online store. she wants to purchase some bracelets that cost $8 each. there will be a $10 overnight delivery fee. solve 8n + 10 = 50 to find the number of bracelets she can purchase.

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?