Math, asked by mansipangarkar2007, 3 months ago

Simplify 5a-5-7a3a+2,and find the value, if a=1,b=2.

Answers

Answered by rutujakokate6

2

-19

Step-by-step explanation:

5(1)-5-7(1)3(1)+2 = -19

Answered by lakshay5016

4

The correct answer is -19

Step-by-step explanation:

= 5a-5-7a3a+2. Here ( a=1; and b=2)

= 5(1)-5-7(1)3(1)+2

= 5-5-(7×3)+2

= 5-5-21+2

= -19

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