The floor of the canyon has an elevation of -14.5 feet. a rose and causes the elevation to change my -1.5 feet per year. how many years will it take for the canyon flawed have an elevation of -31 feet?

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

When y’all answer can y’all explain too !

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]