Science, asked by dhawade1982vidisha, 5 months ago

1. Expand
(1) (2m - 5)
(2) (4-
(5) (198)
6(
(6) 2p
2. Simplify.
(1) (2a + b) - (2a - b)

Answers

Answered by Anonymous

2

Simplify

(2a + b) - (2a - b)

= 2a + b - 2a + b

= 2a - 2a + b + b

= 0 + 2b

Answer. 2b

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