1. Write an algebraic equation for the cost of 21 liters of gasoline, if x pesos per liter is 2,092.00 2. Nicole is y years old now. Write an algebraic equation for Nicole's age if her age 5 years from now is 17. 3. Jane is g centimeter tall. Kristen's height is 4 less than thrice the height of Jane. Write an algebraic equation showing the difference Jane's height when subtracted from Kristen's height will result to 240 centimeters.