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

how did Hollywood ten demonstrate the nations anti-communist hysteria

the mood of the poem "The Hollow Men" can best be described as a) dark and somber b.) moving and hopeful c.) violent and energetic

College students are offered a 8% discount on a textbook that sells for 26.50. If the sales tax is 8, find the cost of the textbook including sales tax.

A noble woman educated her children. Why was a peasant woman less likely to teach her own children?

Many 12-15 year olds have access to the internet which cannot be supervised by an adult. Discuss the problems that this might cause.

Based on diction, which of the following phrases would most likely complete this sentence: Kyle stomped into Taco Bell and __________. A. sweetly requested the

If the label says "made with active cultures," are we always getting the benefits of active bacterial cultures? A) Yes, since the yogurt had to be made with liv

2x+y=20 6x-5y=12 substitution

a normal window is constructed by adjoining a semicircle to the top of an ordinary rectangular window, (see figure ) The perimeter of the window is 12 feet. wh

for f(x)=x+3 and g(x)=4x+5 find the following functions(simplify answers) (f*g)(x)= (g*f)(x)= (f*g)(-1)=