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azamat
4 years ago
5

SAT prep: Prove that 3x – 4 ( 5 – x ) is equivalent to 7x – 20

Mathematics
1 answer:
Alik [6]4 years ago
4 0
3x -4 (5 - x) = 7x -20
3x-20+4x=7x-20
7x-20=7x-20
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