1.

(b) -5a from -2a0.

Answer»

-7a is a right answerbecause -5a from-2a-2a-5a is -7a.

-2a from -5a= -2a - -5a=-5a - -2a=-5a +2a=5a- 2a= -3a answer

7a is the right answer

-5a from-2a -2a-(-5a)-2a+5a=+3a

-2a+5a3a is the correct answer of the given question

-7 is right answer because -2a-5a=-7



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