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21 votes
21 votes
Solve by elimination.

5x - 2y = 4

3x + y = 9

User Tom Brothers
by
3.2k points

1 Answer

19 votes
19 votes

Answer:

x=2 y=3

Explanation:

first multiply equation 2 with (+2)

5x-2y=4

6x+2y=18

now add equation 1 to equation 2

11x=22

x=2 now substitute x=2 in equation 1 or 2

5(2)-2y=4 10-2y=4 -2y=4-10 -2y=-6 y=3

User Ashoka Lella
by
3.1k points