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 please

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

Simplify (-3xy2z2) (-2x4y3z)3

a 12 ft ladder leans against the side of a house. The bottom of the ladder is 6 ft from the side of the house. how high is the top of the ladder from the ground

The sun is the driving force behind each of these kinds of energy except.........a. solar energyb. nuclear energyc. hydroelectric energyd. wind energy

Which number line shows the solution to -4 -(-1)?

Read the couplet of "Sonnet 130." And yet by heaven, I think my love as rare, As any she belied with false compare. —"Sonnet 130," William Shakespeare Which sta

If the circulation for newspaper 1 is 382 thousand more than the circulation for newpaper 2, and theircombined circulation is 2492 thousand, find the circulatio

how many volcanoes are in Australia, and how many are active

In △ABC, a=26, b=19, and c=17.2. Identify m∠C rounded to the nearest degree. The figure shows triangle A B C. The length of segment A B is c units. The length o

(oír, suponer, salir) un disco de música latina.(Yo) (poner, oír, suponer) la hamburguesa y la soda sobre la mesa.(Yo) (salir, hacer, suponer) la tarea porque h

What are scattered over like pepper over the endoplasmic reticulum