Question

algebraic expressions plz solve this question ​

Answer 1

(i) 216-32 +76 - 20b
21b - 32 + 76 - 20b
=216 + 76 - 20b - 32
=b (21+7-20) - 32
= b (28 - 20) - 32
= b (8) - 32
=8b- 32

Answer 2

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8b - 32 will be the answer!

thanxx ;)