Four less then twelve times a number is negative one hundred. find the number and show your work

The circumference of a circle is 5 pi cm. what is the area of the circle?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189

What’s 8y+48 and factor each expression completely