3 years ago

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

Mathematics

2 answers:

Rus_ich [418]3 years ago

6 0

Answer:

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

Step-by-step explanation:

-9x-5y=-18

4x+5y=33

---------------

-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

labwork [276]3 years ago

4 0

Answer:

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

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