Asked by alli

What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options:
(–9, 10)
(–9, –10)
(9, 10)
(9, –10)
Answered by Damon
-12 x + 6 y = -168
- 3 x - 6 y = 33
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-15 x = -135
x = +9

-3*9 - 6 y = 33
-27 -33 = 6y
y = -10
so (9,-10)
Answered by Anonymous
23
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