2(3x^2-8x+8) is equal to (6x^2-16x+16)?

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?