Question

Please help me with this question (attached file) will give fan+medal if you help. please i really need help...

Answer 1

@douglaswinslowcooper @ybarrap @Ashleyisakitty can u guys help?

Answer 2

Multiply the first equation by a number and then add that new equation to the second equation to create a new, third equation. Use the first and third equations to solve for x and y.

Solve the original two equations for x and y as well, and note that both methods gave you the same solution.

Answer 3

im confused on what you mean by add a new equation to the second to create a third

Answer 4

@douglaswinslowcooper

Answer 5

@zepdrix @robtobey @Loser66

Answer 6

take the first equation and multiply every term by the same number, such as 10.
Add it to the second equation. Equals added to equals are equal.
Solve the system these two new equations represents, for x and y.

Compare those solutions to the solutions for the original two equations, and note that the solutions are the same.