Answer:
x+2y=-14x+2y=-14
x+14x+2y-2y=-14
15x+0=-14
15x=-14
15x/15=-14/15=-7/5
x=7/5.
Explanation:
Before you start calculating the following . You need to group like terms .Also when you are moving the numbers to the other side and it is negative you need to change it to positive . Also when you are changing it to the other side and it is positive you need to change it to negative.Thank you for the question