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4vir4ik [10]
3 years ago
13

2x-y=-10 y=4 what is the solution

Mathematics
1 answer:
FrozenT [24]3 years ago
3 0

Answer:

x=-3

y=4

Step-by-step explanation:

2x-y=-10

y=4

Substitute y = 4 into the first equation

2x-(4) = -10

2x -4 = -10

Add 4 to each side

2x-4+4 = -10+4

2x = -6

Divide each side by 2

2x/2 = -6/2

x =-3


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