fpaulinapaulinaf fpaulinapaulinaf

11-01-2017
Mathematics

contestada

3t+u=561

7b+t=906

2b+7t+5u=1758

what are t, u, and b
(give me the numbers)
Show your work

Respuesta :

Menna3aly Menna3aly

11-01-2017

Look, solve it first for" b "
u=561 - 3t
t =906 - 7b
So, 2b+7(906 -7b)+5(561 - 3(906-7b)=1758
gain the b then substitute by the result in the second equation then gain the value of t and solve the first equation.

Answer Link

Otras preguntas

i need help with this please??

How many women did Henry VIII have? I will mark you the brainliest if you get it correct

34.09intheonesplaceroundedwhatistheanswer

which of the following are solutions to the quadratic equation? x^2 + 8x + 16 =7

A culture of 2.4X10^11 bacteria is in a Petri dish A. A culture of 8X10^9 bacteria is in Petri dish B. How many times greater is the number of bacteria in Petri

what part of the hair extends from the bulb and the shaft?

Which of the following would be an example of a stereotype?

Solve for m. 3m+7/2=−2m+5/2 A.-1 B.-1/5 C.6 D.6/5

the new England colonists made their living by A. selling lumberB. fishingC. ship buildingD. huntingE. all of the above

Luis se comió 5/12 de los pasteles y Antonio 3/12 de los mismos. ¿Que fracción de los pasteles se comieron?