A cash register contains d dimes and q quarters. Write an algebraic expression that represents the total amount of money (in dollars).

What is the number 321,000,000 in scientific notation? also what is the number? ?

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.