Answer:
x = 27
Step-by-step explanation:
3x - 4y = 65
When y = 4;
3x - 4(4) = 65
3x - 16 = 65
3x = 65 + 16
3x = 81
x = 81/3
Hence, value of x is 27.
7/10
67/10-60/10=7/10