jhon2345677 jhon2345677

02-11-2016
Mathematics

contestada

solve each system by substitution x+12y=68
x=8y-12

Respuesta :

PhantomRealm PhantomRealm

02-11-2016

substitute x=8y-12 into first equation
8y-12+12y=68
20y=68+12
20y=80
y=80/20
y=4

substitute y=4 in 2nd equ
x=8(4)-12
x=32-12
x=20

Answer Link

Otras preguntas

What is the function (purpose) of the valves which connect the heart chambers? allows blood to flow between the two atria allows blood to flow between the two v

200 people to 240 people

What is .62 rounded to the nearest tenth?

It's is necessary to create cells with_____ number of chromosomes in Meiosis so that the zygote will contain ____ number of chromosomes

How are plate tectonics related to earth's surface features?

Which example provides the most complete description of an object's motion? 1. The ballerina rotated 10 times in 2 minutes. 2. Bobby threw a Frisbee 10 m throug

500/100 in simplest form

Read this line from the text: Honey is a treasure for sure, but the real gold is in the strawberries, apples, peaches, and green beans we eat and need to stay h

according to the lesson how did Medieval Society view women

Each of the Spanish sentences below is incorrect in either grammar or meaning. Rewrite each sentence correctly; 1. El rey que canta está tocando el tambor. The