I need help with this problem I’m very stuck I’ve been stuck on this for the past hour

Four more than half of the students in Bryans homeroom have tickets to attend the schools musical. 20 students have tickets. Select all the equations that can be used to find the number of students in Bryans homeroom. A. 4 12m = 20 B. 12m + 4 = 20 C. 12m 4 = 20 D. 4 = 20 12m E. 20 + 12m = 4 How did Moctezuma treat Corts?a. He treated Corts as an invading enemy.b. He treated Corts as if he was their promised god, Quetzalcoatl.c. He treated Corts as a weak person who was not worth any attention.d. He treated Corts as a hero and champion of Moctezuma's empire. Conservation of energy, principle of physics according to which the energy of interacting bodies or particles in a closed system remains constant. 3. A 240 mL sample of argon gas at 270 K is cooled until the volume is 180 mL. What is the new temperature? PLEASE HELP ALSO YOU HAVE TO WRITE A SENTENCE!!!What explains the very low population density of central and western Uzbekistan and Turkmenistan? Find the value of x in the triangle.67 1132937 what is the square root of 31 8 (1 + x) + 7x PLEASE HELP For each of the situations described below, the object considered is undergoing some changes. Among the possible changes you should consider are: (Q) The object is absorbing or giving off heat. (T) The object's temperature is changing. (E) The object's thermal energy is changing. (W) The object is doing mechanical work or having work done on it. (C) The objects chemical energy is changing.For each of the two situations, identify which of the five changes is taking place, indicating the applicable letters Q T U W C (or none) as appropriate while providing your reasoning.a. An ice cube sits in the open air and is melting.b. A cylinder with a piston on top contains a compressed gas and is sitting on a thermal reservoir (a large iron block that can provide or take thermal energy as the system needs). After everything has come to thermal equilibrium, the piston is moved upward somewhat (very slowly). The object to be considered is the gas in the cylinder. solve for x round your answer to the nearest tenth What is the area, in square inches, of the shaded part of the shape?A.110 square inchesB.48 square inchesC.140 square inchesD.80 square inches Which statement best expresses a theme in this poem? the volume of a box is 45x^3 + 198x^2 + 189x. find expressions for the possible dimensions of the prism Please answer this correctly without making mistakes I want ace expert and genius people to answer this correctly without making mistakes make x the subject of the formulap+x=t Es correcta la expresin ''es mayor que tu ''Tema: Lengua which of the following sentences most accurately describes Grete's attitude towards her brother, Gregor? Question 9 of 10Fill in the blank in the following sentence with the appropriate word below.Note the hint in parentheses.(mine).Los pantalones no son tuyos. SonA. nuestrosB. mosC. suyosD. masSUBMIT Which heat related illness requires immediate medical attention plz to the 2 pic help me look at the 1 one and help on 2 one