Florida11 Florida11

03-11-2016
Mathematics

contestada

5x-6y=-15 5x+6y=12 use elimination

Respuesta :

Аноним Аноним

03-11-2016

5x-6y=-15
5x+6y=12
---------------add
10x = -3
x = -3/10
x = -0.3

5x+6y=12
5(-0.3) + 6y = 12
6y = 12 + 1.5
6y = 13.5
y = 13.5 / 6

y = 2.25

Answer Link

Otras preguntas

As a radioactive element emits gamma radiation only, the atomic number of the element increases or decreases

As ratified in 1870, the _______ Amendment prohibited any state from denying the vote to any male citizen on account of race, color, or previous condition of se

Two ants are at a common point at time t=0, the first ant starts crawling along a straight line at the rate of 4 ft/min. Two minutes later, the second ant start

Why is the birth of heinz's child especially important to him ?

What is the Egyptian ruler Akhenaten best known for? A. conquering lands east of the Red Sea B. establishing a new capital at Thebes C. overseeing the build

What is the best definition of the term “cottage industry”? a group of cottages that serves as a factory a group or community that starts an industry together p

Divide 102 dollars among 3 boys. A,B, and C, so that A gets twice as much as B and C gets 1 1/2 times as much as A. How much does each boy get?

Solve: n/4-1=n/5 .·(>▂<)·.

During the movement known as Romanticism, literature and the arts emphasized __________. (Points : 2) experimentation over repetition nature and emotion over re

The majority of states that did not ratify the Equal Rights Amendment were located in the A. Southeast. B. West. C. Northeast. D. Midwest.