Negative one times the sum of twice a number and 3 is equal to 2 times the
difference of -4 times the number and 3. what is the number?

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

What are the sotions to the quadratic equation 9x^2=4

Find the difference (8ab+a+2) - (3ab+6)