If (x+1)(x+4) -(x-2)=0 what is the value of x?
a: -1
b: - 1/4
c: 0
d: 1/4
e: 1

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Evaluate the function , when d = {9, 15, 30}. r = {5, 7, 12} r = {6, 10, 15} r = {6, 10, 20} r = {5, 12, 20}