Why is it best to use the distributive property to solve the expression 2(x+4) -3

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Which of the following statement about pascal's triangle are true?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?