43. -(4a + 2b – 7) +9-3b + ba-4b+2-20 = forti?(दोन अचूक पर्याय निवडा.(1) 80-5b + 4(2) -9b + 18(3) – (55-82-4)(4) 9(2-b) About the author Charlotte
Answer:
80-5b+4
Step-by-step explanation:
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