taylormichelleperkin taylormichelleperkin
  • 12-02-2020
  • Mathematics
contestada

find the solutions of the systems -6x-2y=8 and 7x-2y=-5

Respuesta :

irlghostie
irlghostie irlghostie
  • 12-02-2020

Answer:

y=4  

x= 3/7

Step-by-step explanation:

2y=8

Divide both sides by 2

2y÷2=8÷2

A.) y=4

Substitute 4 for y

7x−2y=−5

7x+(−2)(4)=−5

Simplify both sides of the equation.

7x−8=−5

Add 8 to both sides

7x−8+8=−5+8

7x=3

Divide both sides by 7

7x÷7= 3÷7

x= 3

    7

Answer Link

Otras preguntas

what is the ratio of 72/80
Which government program, begun during the New Deal, still exists today? a. Social Security Administration b. Public Works Administration c. Civilian Works A
Marco's painting has an area of 320 square inches. If the width of the painting is 16 inches, what is the length of the length of the painted?
Why did Europe not see Roman-era numbers of men participating in battles until the 17th century?
A baseball stadium holds 15,002 seats. the lower level has 50 fewer than three times as many seats as the upper level. the middle level has 40 more than twice a
Brad and Wes are building a tree house.They cut a 12 1/2 foot piece of wood into 5 equally sized pieces.How long is each piece of wood. A 1/2 foot. B 2. 1/4 C 2
Micro tubules and micro filaments make up the _, which helps the cell hold its shape
what is the ratio of 72/80
To get from the post office to the library, Sindy walked due north and then due east. The distance Sindy walked east is 20 meters more than the distance she wal
What is the function of the verbal in the sentence? My goal is to skydive over the Grand Canyon.