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Mathematics
Valerie
30 September, 01:47
Solve using elimination.
2x - 4y = 10
-3x + 4y = - 19
+5
Answers (
1
)
Winston Meadows
30 September, 03:31
0
x = 9 y=2
Step-by-step explanation:
Add up the equations vertically to eliminate y.
-x=-9
change the signs:
x=9
substitute the given value of x into the equation 2x-4y=10
2 (9) - 4y=10
18-4y=10
4y=8
y=2
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