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Twice of x is 30 less than y .find x and y if their sum is 180

Posted by Rashi ?? 4 years, 5 months ago

CBSE > Class 09 > Mathematics

1 answers

Tripti Bala 4 years, 5 months ago

If twice of x is 30 less than y , Then 2x +30 = y Now, x + y = 180 X + (2x + 30) = 180 3x + 30 = 180 3x = 180 - 30 3x = 150 X = 50 Now, 2x + 30 = y 2(50) + 30 = y 100 + 30 = y Y = 130

2Thank You

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CBSE > Class 09 > Mathematics