dlboggs123 dlboggs123

25-06-2016
Mathematics

contestada

solve by using addition method x-2y=-3 , -2x+4y=6

Respuesta :

texaschic101 texaschic101

25-06-2016

x - 2y = -3....multiply by 2
-2x + 4y = 6
----------------
2x - 2y = -6 (result of multiplying by 2)
-2x + 4y = 6
----------------add
0 = 0

This system of equations has infinite solutions

Answer Link

Otras preguntas

Calculate the percent change in average daily temperature in June, July, and August between 1965 and 1975

how many cups are one and one half

How much heat is required, in calories, to raise the temperature of 57. 8 g of silver from 17. 0degrees C to 43. 5 degrees C, if the specific heat of silver= 0.

A television and DVD player cost a total of $984. The cost of the television is three times the cost of the DVD player. Find the cost of each item

In 1–2 sentences, explain how scientists discovered new information about the Iguanodon and what they learned about the way the dinosaurs walked.

Which of the folloyis equivalent to the expression below? 9x^2 + 30x + 25

Digestive hormones and the ____________ control the secretions of digestive juices. Gastric secretion is stimulated by looking at or smelling food.

Even though the Great Rift Valley encompasses lakes, volcanoes, and deep valleys, it is East Africa's _____ area in the east.

During what geologic epoch did the last glacial advance occur?.

What are the men looking for in the Wrights' house?