Respuesta :
Answer:
x=27
Step-by-step explanation:
3x -4y =65
Let y=4
3x -4*4 =65
3x-16 = 65
Add 16 to each side
3x-16+16 = 65+16
3x = 81
Divide each side by 3
3x/3 = 81/3
x = 27
Answer:
x=27
Step-by-step explanation:
3x -4y =65
Let y=4
3x -4*4 =65
3x-16 = 65
Add 16 to each side
3x-16+16 = 65+16
3x = 81
Divide each side by 3
3x/3 = 81/3
x = 27