Each week, Nia takes a violin lesson and a dance lesson. The dance lesson costs as much as
the violin lesson, and the cost of both lessons combined is $75. Which of the following systems
of equations could be used to find d, the cost of the dance lesson in dollars, and v, the cost of
the violin lesson in dollars?

Jasmine thinks that andrea is responsible for posting embarrassing pictures of her on the internet and sending them around the school. jasmine finds andrea before school and starts yelling at her about taking the pictures down. andrea pushes jasmine. what should jasmine do first?

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

Aplan that covers all qualified higer education expenses is known as a