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