X + 8 = - 15

I just don't understand

Hannah cut a pie into three equal parts. What is the measure of the angle of each of the parts of the pie

What is paragraph proof in geometry

Solve this expression: Three less than one fourth of the product of eight thirds and nine

The experimental probability of getting a 3 on a number cube is 5/36. Which of the following is true about the event's experimental probability? The number 5 was rolled 36 times. The number 3 was rolled 5 times in 36 trials.

What number between 0 and 20 has two factors?

Jeremy sells pencils. His daily sales have been linear. Jeremy sold 20 pencils on the first day, 23 pencils on the second day, and 26 pencils on the third day. A function can model Jeremy's sequence. What is the slope of that function?

Factor X^2-y^2 using snowflake method

Students were asked how many pairs of shoes they owned. Their responses were 8, 2, 1, 5, 7, 6, 2, 2, 8, and 3. urs the The mean of the data is

Convert. 0123 to a percent

Joe's house is 5.5 km from the creek, the distance between Jane's house and the creek is twice as far as Joe's house how much further is Jane's house from the creek than Joe's house in meters metric