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 ( 39+ )
Otras preguntas
what is 1/2 plus 9/10
number 1 I need help with confused
If the circumference of a baseball is 24 cm what is the volume of the object
what did anna sofia nysten do after the titanic sinking
From the equations 7a = 4 and 7a + 4b = 12, one can conclude that b is? Please explain the work behind the solution
How many hawksbill turtles are left in the world?
number 1 I need help with confused
a 40 pound box of apples costs $24. What. is the cost of 6 pounds of apples
Which statement is true of a placenta? a. The placenta passes oxygen, nutrients, and other useful substances from the fetus to the mother. b. The placenta passe
What is cos P? Right triangle PQR with a short leg measuring 5, a long leg measuring 12, and the hypotenuse as 13A. 5/12B. 12/13C. 5/13D. 12/5