Actividad 1. Plantear en lenguaje algebraico los siguientes problemas y enunciados.
a) Dos números enteros consecutivos cuya suma es igual a 74.
b) La edad de Arturo es el doble que la de Beatriz, y ambas suman 36 años.
C) En un hotel de dos pisos hay 48 habitaciones. Si las habitaciones del segundo piso son la mitad de
las del primero piso.
d) La mitad de la suma de dos números diferentes, equivalen al producto de los mismos.
e) María le dice a Carmen.” Tú tienes 100 fotografías más que yo, y entre las dos tenemos 700
fotografías".
f) Si a la mitad de un número se le suma 4, el resultado es 10.
g) Dos números pares consecutivos cuya suma es 82.
h) El doble de la suma de dos números diferentes, equivale a la mitad del primero.

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?