Question

write down a pair of integer whose sum is -4 and difference is -6

Answer 1

Answer is 1 or -5

solution:

x + y = -4

x = - 4 - y ........................ 1 equation

x - y = - 6. ..................... 2 equation

putting 1st equation in 2nd equation

- 4 - y - y = - 6

- 2y = -6 + 4

y = -2/-2

y. =. 1

then

x = - 4 - 1

x= - 5

Thank you

Answer 2

Answer:

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