con dos camiones cuyas capacidades de carga son respectivamente de 3 y 4 toneladas, se hicieron en total 23 viajes para transportar 80 toneladas de madera ¿cuántos viajes realizó cada camión?

the solution is the point

step-by-step explanation:

we have

> equation a

> equation b

adds equation a and equation b

substitute the value of x in equation b to find the value of y

the solution is the point

r and t.

both are 64 degrees.

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)

students group

step-by-step explanation:

a person who   joins a party or a seminar can explain his feelings about that particular occasion better more than anyone else.

as bella managed a show for the students in the school and invited students to watch that show

hence

students group will be the best group to survey to find this information