Math, asked by tatakuntlapandu, 4 months ago

Simplify these expressions and find their values if x=3, a=-1, b=-2 . (2) 2a-2b-4-5+a

Answers

Answered by chinmaya44

5

Step-by-step explanation:

a= -1 b= -2

2a-2b-4-5+a

=3a-2b-9

=3×(-1)-2×(-2)-9

= -3+4-9

= -8

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