Question

Which of the following formulas may be used to generate the sequence, 12, 19, 26, 33, 40, …?

Answer 1

change is 7, tarting at 12

Answer 2

y=mx+b
m=7
b=12<--- when x =0, b must be 12
y=7x+12,
note x=0, gives your first term, if u want x=1 to be first term then
Y=7(x-1)+12