Answer:
2x - (4x + 3) = 12
Explanation:
Given the 2 equations
- 4x + y = 3 → (1)
2x - y = 12 → (2)
Rearrange (1) expressing y in terms of x by adding 4x to both sides
y = 4x + 3
Substitute y = 4x + 3 into (2)
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