deannaellis
deannaellis deannaellis
  • 26-09-2017
  • Mathematics
contestada

7x+2y=-19
and

-x+2y=21

Using transitive property

Respuesta :

goldpearl240
goldpearl240 goldpearl240
  • 26-09-2017
7×+2y=-19
MOVE VARIABLE TO THE RIGHT
7×=-19-2y
DIVIDE BOTH SIDES BY 7

ANSWER IS : X= -19-2 y
in the final answer put 7 under 19 like a fraction and put 7 under 2 like a fraction I couldn't write it like a fraction

-×+2y=21
move VARIABLE to the right
-×=21-2y
change the signs
ANSWER: ×= -21+21y

your welcome
Answer Link

Otras preguntas

''Life in a city is more rewarding than life outside a city."List two or three arguments in favor of this opinion and two or three arguments opposing this opini
whats the most accurate estimation of 65+77
whats the most accurate estimation of 65+77
A pencil measures 14 cm long. How many millimeters long is it?
''Life in a city is more rewarding than life outside a city."List two or three arguments in favor of this opinion and two or three arguments opposing this opini
why did people immigrate to the United States in the late 1800s?
please explain how to solve this  On Monday,it took Helen 3 hours to do  a page of science homework exercises.The next day she did the same number of exercises
''Life in a city is more rewarding than life outside a city."List two or three arguments in favor of this opinion and two or three arguments opposing this opini
whats the most accurate estimation of 65+77
A pencil measures 14 cm long. How many millimeters long is it?