Write the equation Jay mows 1 lawn every day Monday through Salurday. He is paid \( \$ 25 \) for each lawn. How much money does Jay earn mowing lawns?

2. \( \quad \mathrm{f}(\mathrm{x})=4 \mathrm{x}^{3} \) 3. \( \mathrm{f}(\mathrm{x})=\mathrm{x}^{2}+5 \mathrm{x}+1 \) 4. \( \mathrm{f}(\mathrm{x})=\mathrm{x}^{2}-3 \)

2. Which set of ratios would cross multiply \( (5)(4) \) and \( (2)(10) \) to test for proportionality? \( \frac{5}{4} \stackrel{?}{=} \frac{2}{10} \) \( \frac{5}{2} \stackrel{?}{=} \frac{10}{4} \) \( \frac{5}{2} \stackrel{?}{=} \frac{4}{10} \) \( \frac{5}{10} \stackrel{?}{=} \frac{4}{2} \)

1.1 Which number is a non-real number? A \( \sqrt[3]{-8} \) B \( \sqrt[4]{-16} \) C \( \sqrt[3]{64} \) D \( \sqrt[4]{16} \)

hn and Amelia have a baby daughter, Sonia. John is 23 kg heavier than Amelia, who ur times as heavy as Sonia. Their combined weight is 122 kg . How heavy is each pers

Find the missing side of the triangle. The perimeter of the triangle is \( 12 x^{2}-7 x+1 \). \( 4 x^{2}-2 x+1 \) \( 8.4 x^{2}+x+21 \)