4. Simplify: 7x?-[8x?-{2x2 +5x2-7+(x2-3x)}
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Answered by
0
Answer:
) 3x + 7x = (3 + 7)x = 10x
(ii) -5xy + 9xy = ( -5 + 9)xy = 4xy
Step-by-step explanation:
Answered by
1
Answer:
Simplify 7x2-[8x2-{2x2+5x2-7+(x2-3x)}]
Step-by-step explanation:
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