X + 5 Y equal to 12 4 x + 2 Y equal to 60
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Answer: x = -2.135 , y = 2.168
Step-by-step explanation:
x + 5y = 60 ⇒ x = 60-5y
124x + 2y = 60
= 124(60-5y) + 2y = 60
= 7740 - 620y + 2y = 60
= -7680 = -618y
= y = 7680/618 = 2.198
so, x = 60-5*7680/618 = -2.135
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