1 year ago

3x+2y=1 5x-2y=-9 solve by substitution

Mathematics

1 answer:

zavuch27 [327]1 year ago

4 0

3x + 2y = 1

2y - 5x = 9

27x + 18y = 2y - 5x

32x = -16y

2x = -y

y = 2x

7x = 1

x = 1/7

y = 2/7

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