The density of copper is 9.86 g/cm Work out the mass of the solid copper cuboid in kg.
10 cm
3 cm
5 cm

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

Once george got to know adam, they found that they really liked each other. this is an example of what factor in friendship