Covert 1.64 pounds to grams and milligrams

Can you decompose the numbers 20,740,6,000

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

Explain how you do each step what term makes it inconsistent y=2x - 4 ?