Solve the system of equations below. 5x-2y=18 3x+3y=15

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122