Question

Find the value of b if a = 2 where b =(2a-3)(3a+4)+(a+2)(5a-4).​

Answer 1

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Answer 2

Step-by-step explanation:

(2*2-3)(3*2+4)+(2+2)(5*2-4)

(4-3)(6+4)+4(10-4)

4(6+4)-3(6+4)+40-16

24+16-18-12+40-16

=34

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