El promedio que usted ha obtenido en todos sus exámenes es 75. EL instructor indica que su promedio final será igual a dos tercios del promedio de los exámenes, mas un tercio de la calificación del examen final. ¿Qué calificación necesita usted obtener en el examen final para que su promedio al finalizar el semestre sea 80?

hey there!

if she's saving for six months, let's divide the total number we need for the trip by six, dividing it into the amount that needs to be saved for each month.

500 ÷ 6 =

she needs to save at least this amount each month, so we should use this symbol: ≥

let x be the amount she saves each month.

your final answer is x ≥

hope this !

341

step-by-step explanation:

all you have to do is 9x31 (which equals 279) and then 20x31 (which equals 620). then you have to subtract. 620-279=341.

pls ask

need more information

step-by-step explanation: