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Mathematics, 05.11.2021 20:50 klafleur18

3. Select all equations that can result from adding or subtracting these 2 equations: 5x+y = 12

3x - 5y = 4

a. -2x-4y=8

b. -2x+6y=8

c. 4x-4y=16

d. 4x+4y=16

e. 2x-6y=-8

f. 5x-4y=28

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3. Select all equations that can result from adding or subtracting these 2 equations: 5x+y = 12
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