Stinkypete2013 Stinkypete2013

03-12-2019
Mathematics

contestada

find the solution of this system of equations. -x - 5y= 30, 10x + 5y= -75

Respuesta :

Yang100 Yang100

03-12-2019

Answer:

x=-5, y=-5. (-5, -5).

Step-by-step explanation:

-x-5y=30

10x+5y=-75

------------------

9x=-45

x=-45/9

x=-5

-(-5)-5y=30

5-5y=30

5y=5-30

5y=-25

y=-25/5

y=-5

Answer Link

Otras preguntas

she remembered her ID after the bunk had closed

Considering the content of the high-interest article, why would the author begin with a quotation by William Wilberforce?

Eight times the reciprocal of a number equals 2 times the reciprocal of 10. Find the number.

Write a rational function f(x) such that f has vertical asymptotes at x = 3 and x = -1, no horizontal asymptote, and end behavior that can be modeled by y = 2x.

a web music store offers two versions of a popular song. the size of the standard version is 2.9 megabytes (MB). the size of the high-quality version is 4.8 MB.

Read the passage from “The Prodigal Son.” “But the father said to his servants, Bring forth the best robe, and put it on him; and put a ring on his hand, and sh

The first nine weeks of development about 11 week total a developing human is referred to as an embryo from nine weeks until time of birth the developing human

A random sample of 1000 tulips from a large cultivated field yields 847 purple flowers and 153 pink flowers. What is the frequency of the purple and pink allel

What were the effects of the First Seminole War on the Seminole? Select all that apply. The Seminole captured by US troops numbered four thousand. The Seminole

Describe the relationship between the concentration of glucose in the culture medium at the ATP concentration in the cells