Multiply across
3x * 5 = 15x
1/4 * 1/4 = 1/16
15x/16 = 256
Isolate the x. Note the equal sign. What you do to one side, you do to the other
Multiply 16 to both sides
15x/16(16) = 256(16)
15x = 256(16)
15x = 4096
15x/15 = 4096/15
x = 273.07 (rounded).
273.07 is your answer
hope this helps
