Solving Systems by Elimination. Workout every each step please. Don't put the answer down without the steps please. Thank you!
1 answer:
3x + 2y = -26
........(1)
2x - 6y = -10........(2)
Multiplying (1) by 3
= 9x + 6y = -26
Adding (1) and (2)
= 9x + 6y = -78
= 2x - 6y = -10 (+)
---------------------------
11x = - 88
x = -8
Substituting x in (2)
-16 - 6y = -10
-6y = 6
y = -1
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