Question

Solve for x and y
3x + 2y + 25 = 0 ,x+y+15=0
2.​

Answer 1

Answer:

here 2 equation n two variable second equation multiply by 3 then equation 1 - equation 2 then it is -y-10=0 then y =-10 put the value of y in equation 2 then the value of X = -5

Answer 2

Answer:

x= 5

y= -20

Step-by-step explanation:

3x+2y+25=0_____1

x+y+15=0______2

equation (2) multiple by 2

2x+2y+30=0______3

substact equation (3) and equation (1)

x=5

y=-20