Alejandra22 Alejandra22

12-10-2016
Mathematics

contestada

y=-7x+9
5x-y=15
What is the substitution?

Respuesta :

12-10-2016

5x-y=15
÷by 5× on both sides
-y=3x

Answer Link

Otras preguntas

Adolf Hitler came to power in Germany in the early 1930s. Which of the following statements is NOT an accurate statement about him? A.) Hitler wrote the book Me

Use the card collection box-and-whisker plot to solve. In which quarter are the data least concentrated? A.first quarter B.second quarter C.third quarter D.fou

location plays a role in Wetland type but is not the sole determining Factor true or false

How many edges dose a box of cereal have?

By the late twelfth century, what economic activity replaced agriculture as the most dynamic force in the European economy?

how do you find percent of a number mentally

A 12 ft long playground is marked off into 1/5 ft long section for a game,how many sections are there

The sum of two consecutive odd integers is at least 16

What type of force pulls in two opposite directions?

A provision of the Interstate Commerce Act was that railroads had to make their rates public. This was important so that railroad employees didn’t have to reme