In order to isolate the variable term in the equation 6 – 2x = –3 using the subtraction property of equality, which number should be subtracted from both sides of the equation?

A. -3
B. -2
C. 3
D. 6

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

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.

Which one ? is the answer and how to find this answer