Q43 of 54 Page 77

What are those two numbers whose sum is 58 and difference is 28.

Let the numbers are x and y
According to question

x + y = 58 ……(1)
x – y = 28
By eliminating two equations,
2x = 86



x = 43
substitute value of in equation (1)


x + y = 58


y = 58 – 43
y = 15
∴ the numbers are 43 and 15.


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