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
VER TODAS LAS RESPUESTAS ( 77+ )
Otras preguntas
Danica wants to arrange her model cars in rows with exactly 6 cars in each row. She now has 23 model cars. What is the smallest number of additional cars she mu
750 split in to the ratio 7:8
What is the purpose of a piece of writing that includes reasons and arguements about a position ?
what times what equals 11 but added together makes 12
Use tide and tidal range in the same sentence.
What event in English history came to be known as the Glorious Revolution?
Which of the following statements best describes Wilson's goals with his New Freedom plan? A. The plan reduced regulation on businesses. B. The plan was design
The symbiotic relationship between a flower and the insect that feeds on its nectar is an example of a. mutualism because the flower provides the insect with fo
each shape is 1 whole. write a fraction greater than 1 for the parts that are shaded
Use mental math to find the unknown number in the equation 12 x b= 480