smtfd61 smtfd61

14-07-2021
Mathematics

contestada

Can you please solve these equations by elimination? -10x -10y=20 , -7x -7y=14.

Respuesta :

bayan00 bayan00

14-07-2021

Answer:

-10x -10y=20

-10x - 20=10y

-10x - 20/10=y

-10x - 2=y

y=-10x-2

-7x -7y=14

-7x - 14 = 7y

-7x - 14/7=y

-7x - 2=y

y=-7x-2

Answer Link

Otras preguntas

A function has x-intercept 3 and y-intercept 2. Which of the functions below could be this function? A) 4+3x=2y B) 2x-3y=-6 C) 2y+3x=4 D) 3y-6=-2x

if b=33.2 and B=61 find a

what is the value of x?

Find the measure of the exterior angle at vertex C.

What type of noun is the word “July” in the following sentence? Every July he goes on vacation to Bermuda. A. simple noun B. compound noun C. proper noun

According to dunphy (1963), the second step in the sequence of male–female relationships during childhood and adolescence is:

for what values of a and b does the following pair of linear equations have an infinite number of solutions (i) 2x+3y=9 and (a+b)x + (2a-b)y=3(a+b+1)

Michelle has just been informed she is terminally ill and has less than a year to live. michelle has started to yell at family members and her medical team when

Find the odds for and the odds against the event rolling a fair die and getting a 2 comma a 4 comma a 5 comma or a 3.

luis makes a 4% commision on his sales in a sporting goods store. For a $70 purchase, how much commision does Luis earn?