Which function do you use to calculate the mean column wise?
colMean()
What is metastasis?
Process of spreading of cancer from a primary site to distant organs.
2x+3 = 17
2x + 3 - 3 = 17 - 3 --> subtract 3 from both sides 2x = 14 --> that will leave you with 2x on one and 14 on the other side x = 14/2 --> divide both sides by 2, to leave just x on one side x = 2 --> and there you have x on one side and its value on the other side.