cuatro números suman 8659 el primero de ellos es 648 y cuando uno de los dos siguientes se obtiene sumando 312 al número que le precede¿ cuál el el cuarto sumando?​

2men and 7 boys can do a piece of working 4 days.it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11