25ldecke 25ldecke

02-02-2021
Mathematics

contestada

Solve each system of linear equations by adding or subtracting.
4x - 5y = 7
3x + 5y = -14

Respuesta :

beautifulmind2468 beautifulmind2468

02-02-2021

Answer:

(x, y) = (-1, -11/5)

Step-by-step explanation:

Add together the two equations. We get:

(4x - 5y) + (3x + 5y) = 7 + (-14).

Simplifing we get:

7x = -7

x = -1.

So, y = -11/5

Answer Link

liyahsmith7126396 liyahsmith7126396

02-02-2021

I think the answer is around -56

Answer Link

Otras preguntas

/what percentage of the world population is estimated to have schizophrenia?

hi is it a long vowel sound

What do you do if you dont find the median number?

Fifty students are trying to raise at least $12,500 for a class trip. They have already raised $1,250. How much should each student raise, on average, in order

What is the unit value of the 3 in 432

Please show me a example of third person point of view used in the play "A Jury of Her Peers".

Read this excerpt from Senator Albert J. Beveridge’s speech "March of the Flag.” Why could it be considered a biased source? a It addresses a controversial, hot

True or false during an acute asthma attack, there is a significant loss of elastic recoil

A 0.229-g sample of an unknown monoprotic acid is titrated with 0.112 m naoh. the resulting titration curve is shown here. part a determine the molar mass of th

What big ideas about government came from the Mayflower Compact and Thomas Paine's Common Sense?