tuutseyoo tuutseyoo

26-01-2018
Mathematics

contestada

solve using addition method. 3x - 7y = 16
5x -7y = 36

Respuesta :

jackyang0325p2z5fu jackyang0325p2z5fu

26-01-2018

Subtracting is the same as adding, so by subtracting the equations, you get 2x=20, x=10, y: 30-7y=16, 7y=14, y=2, answer:(10,2)

Answer Link

Otras preguntas

A large group of people who live in the same area and participate in a common set of norms and rules for social interaction is best known as a __________.

The least common multiple of 20,5, and 2.

Find the difference. (-5 - 7i) - (-6 - 3i)

Why is it important to use a democratic method of choosing someone for a postion of authority?

Employees at Metlock, Inc. are paid $13500 cash every Friday for working Monday through Friday. The calendar year accounting period ends on Wednesday, December

PLEASE HELP WILL GIVE BRAINLIST!! Task 2 In 2010, Fort Myers Florida had a population of 219,012 people and was expected to increase at a rate of 4.2% per year

Meteorites from Mars have been found _____. embedded in northern glaciers floating in the ocean lying on Antarctica’s ice on the ocean floor

Mitosis is a form of _____ reproduction that produces 2 _____ daughter cells.

How much force is needed to accelerate a 1245 kg car at a rate of 4.25 m/sec^2?

The graph shows the relationship between the number of hours Quan works and the number of dollars he earns. Which statement is not true? A. The equation h=15d m