- 4x + 4y = -8
Mathematics, 30.11.2020 19:10 jaimejohnston2
Find an equivalent system of equations for the following system
X + 2y = 2
- 4x + 4y = -8
x + 2y = 2
-4x - 2y = 10
Ox+2y=2
5x + 4y = 8
x+2y=2
5x - 2y = 10
x+2y=2
N2 = -8
Answers: 2
Mathematics, 21.06.2019 16:00
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.
Answers: 1
Mathematics, 21.06.2019 20:50
There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?
Answers: 1
Find an equivalent system of equations for the following system
X + 2y = 2
- 4x + 4y = -8
- 4x + 4y = -8
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