I need help! What are all the posible values of a and b that make the equation 12x+24=ax+b have no soulution?

Write the sentence as an equation. 6 fewer than the quantity 140 times j equals 104

Which is the completely factored from of xy^3-x^3y

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5