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STALIN [3.7K]
3 years ago
6

Find two numbers sum -12 and their difference is -2 (chapter integers,explanation also)

Mathematics
2 answers:
BaLLatris [955]3 years ago
5 0

Step-by-step explanation:

x+y=-12

x-y=-2

solve by simultaneous equations multiply the second equation by -1

-x-y=2

subtract both equations

y=10

x+10=-12

×=-22

Vsevolod [243]3 years ago
5 0

Answer:

-7 and -5

Step-by-step explanation:

a + b = -12

a - b = -2

2a = -12 + -2 = -14 ----> a = -7

-7 + b = -12 ---> b = -5

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