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umka21 [38]
1 year ago
12

If x+y = -10 and x-y = 2 what is the value of x

Mathematics
1 answer:
madam [21]1 year ago
5 0

Answer:

x= -4

Step-by-step explanation:

adding the two equations,

x+x+y-y=-10+2

2x= -8

x=-4

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