A line with a slope of 4 passes through the point (2, 1). what is the equation of this line

Im so bad at fractions they are not my best math thing to work on

Select the correct answer. which exponential function has an x-intercept? oa. (x) - 100x-5-1 ob. (x) = 3x4+2 oc. kx) = 7x-1 + 1 od. 1(x) =-3x+1 - 3

Witch sequence shows a pattern where each term is 1.5 times the previous term