Four less than half a number is 1. find the number

10

Step-by-step explanation:

x/2 - 4 = 1

      +4    +4   (plus 4)

x/2 = 5

x2      x2  (times 2)

x = 10

Hope this helps!! Can I please have brainliest??

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

answer: its c because when it has a magnet next to it it will move away from the mixture. hope this

step-by-step explanation: