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kvv77 [185]
3 years ago
13

The sum of two numbers is 85. twice one number plus four times the other is 218. find the numbers

Mathematics
1 answer:
Nina [5.8K]3 years ago
6 0
X + y = 85
2x + 4y = 218
x = 85 - y 
<span>2(85 - y) + 4y = 218 </span>
<span>170 - 2y + 4y = 218 </span>
<span>170 + 2y = 218 </span>
<span>2y = 48 </span>
<span>y = 24 </span>
<span>x = 61</span>
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