Question

Simplify these expressions and find their values if x=3 a =1b=-2

2a-2b-4-5+a

Answer 1

Answer:

Hope this helps u

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Answer 2

Answer:

-2 is answer.

Step-by-step explanation:

2a-2b-4-5+a

2×1-2×(-2)-4-5+1 (when a=1 and b=-2)

2+4-4-5+1

2-5+1

3-5

-2