Sagot :
Answer:
x +y =12
4x -7y = 28
25x +5y= 10
Step-by-step explanation:
it's simple, you only need to have x and y and constant and your x must be in first degree
Answer:
x +y =12
4x -7y = 28
25x +5y= 10
Step-by-step explanation:
it's simple, you only need to have x and y and constant and your x must be in first degree