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7 January, 04:02

Solve the system of equations.

-10y+9x=-9

10y+5x=-5



x=, equals

y=, equals

+2
Answers (1)
  1. 7 January, 05:47
    0
    Add: - 10y + 10y is 0 so cross it out; left with 14x=-14 divide by 14 on each side u get x=-1 NOW FOR Y: multiply top line by 5 and multiply bottom by 9 u get - 100y = -90 now divide by - 100 on each side for y
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