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

Reason for Russia entering ww1

The perimeter of a rectangular fence is to be at least 120 feet and no more than 168 feet. If the length of the fence is to be twice the width, what is

The mass of hgs h g s that can be made from 30.0g 30.0 g of mercury is

Help in 9 plzzz I will give u brainlist

a population of plants growing on an island consisted of two varieties one with thorns and the other ones without. Over a period of many years the variety with

ither Stacy or Amy will remember _____ baseball glove. Which personal pronoun agrees with the underlined compound antecedent? its her their his

Lia has a bag with 3 spotted, 4 plaid, 1 rainbow, and 4 plain blocks. She draws a block without looking, records what she gets, and puts the block back in the b

Arbuscular mycorrhizal fungi differ from ectomycorrhizal fungi in that arbuscular mycorrhizal fungi __________.

Which of the following represents the zeros of f(x) = x3 − 12x2 + 47x − 60?

Which of the following is an advantage of a sole proprietorship? Question 15 options: It is easy to expand if it succeeds. It faces few government rules. It is