x + y = 26
x – y = 12
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Answer:
Given:
1)x + y = 26
2)x – y = 12
To find:
what is value of x and y
solution:
x + y = 26
x - y = 12
14 + 12 = 26
24 - 12 = 12
Additional formula:
14
(+) 12
__
26
__
subtractional formula:
24
(-) 12
___
12
Therefore:
1) x = 14 and y = 12
2)x = 24 and y = 12
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