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shtirl [24]
3 years ago
13

Solve each system of equation. x + y = 43x – 2y = 7​

Mathematics
2 answers:
snow_tiger [21]3 years ago
8 0
X equals 3 y equals 1
Genrish500 [490]3 years ago
3 0

eliminating y

x + y = 4 .......... x 2

3x - 2y = 7 ...... x 1

2x + 2y = 8

3x - 2y = 7

_________ +

5x = 15

x = 3

substitute

x + y = 4

3 + y = 4

y = 1

.

.

x = 3 and y = 1

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