If the sum of a number and half of it is 30. find the number.​

20

Step-by-step explanation:

Let us represent the number as x. In a similar sense, half the number would be . We know that their sum is 30, so we can write the following equation:

I hope this helps! Let me know if you have any questions :)

just take the area of the square and then the area of the circle then subtract the circle area from the squares area

step-by-step explanation:

the function makes a strait line horizontally with no x intercept but a y intercept at 9.