Question

Find the solution of the system of equations.
-9x - 5y = -18
4x + 5y = 33

Answer 1

-9x - 5y = -184x + 5y = 33

Answer 2

x=-3, y=9. (-3, 9).

Explanation:

-9x-5y=-18

4x+5y=33

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-5x=15

x=15/-5

x=-3

4(-3)+5y=33

-12+5y=33

5y=33-(-12)

5y=33+12

5y=45

y=45/5

y=9