Math, asked by sanasugat, 2 months ago

simplify : 3a ( 5a - 7 ) + 3 when a = 2

Answers

Answered by rarerishikesh2007

2

Answer:

21

Step-by-step explanation:

3a (5a - 7)+ 3

3x2 (5x2-7)+3

6(10-7)+3

6(3)+3

18+3

=21

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