astultz309459 astultz309459

20-11-2018
Mathematics

contestada

What is the x and y for
6x+7y=59
4x+5y=41

Respuesta :

20-11-2018

6x+7y =59…(1)
4x+5y =41…(2)

(1)x4 : 24x + 28y = 236 …(3)
(2)x6: 24x +30y =246 …(4)

(4) - (3) :
(24x + 30y) - (24x+28y) = 246 - 236
2y= 10
y=5

subs y=5 into (1)
6x + 7(5) =59
6x+35=59
6x=24
x= 4

So x=4 y=5

Hope i can help u

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

According to Gilligan, how do women typically approach moral dilemmas? a. By prioritizing relationships and care b. By considering the greater good c. By applyi

In a chemical reaction, the reactants are substances that undergo the reaction, and the products are substances that are formed during the reaction. The table b

The article reported the X² statistic was 5.12, d.f.=1, and p=0.02. The null hypothesis is there is no association between acupuncture and presentation. The alt

I WILL GIVE YOU BRAINLEST Likening the specifics of the McCarthy Era to the Salem witch trials. You ought to list the parallels you observe between the two eras

El bloque A de la figura pesa 1.25 N, y el bloque B pesa 5.35 N. El coeficiente de fricción cinética entre todas las superficies es de 0.42. Calcule la magnitud

What can cause a team to digress to an earlier stage of team development?

Equation of a circle with a center of (14,-14) and a point of circle of (11,-13)

A more penetrating view of actions during the war shows a willingness to consider similarities and differences among wars and to consider the dilemma faced by p

What is megaloblastic anemia best characterized by?

Identify a con of this sampling strategy. A. If one major is small, it might be less represented. B. Some students might be in more than one major. C. This is