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Michaela Solis
Mathematics
25 April, 02:42
Solve the system
- 3x + 4y = - 22
2x + 7 = 5
+1
Answers (
1
)
Vivian
25 April, 03:06
0
Step-by-step explanation:
-3x+4y=-22
2*+7 = 5
From equation 2
2x+7=5
2 * = 5-7 = -2
x = - 2/2 = - 1
Insert it in 1
-3x+4y=-22
-3 (-1) + 4y = -22
3+4y = - 22
4y = - 22-3
4y = - 25
y = - 25/4
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