What is 2a^2+b+5b^2a+73a^2b-2b^2a+68a^2b-b^2a+9 ?

The solution to 2a^2+b+5b^2a+73a^2b-2b^2a+68a^2b-b^2a+9 is 2a^2+b+2ab^2+141a^2b+9

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simplify 2a^2+b+5b^2a+73a^2b-2b^2a+68a^2b-b^2a+9

simplify

2 a^{2} + b + 5 b^{2} a + 73 a^{2} b - 2 b^{2} a + 68 a^{2} b - b^{2} a + 9

2 a^{2} + b + 2 a b^{2} + 141 a^{2} b + 9

Solution steps

2 a^{2} + b + 5 b^{2} a + 73 a^{2} b - 2 b^{2} a + 68 a^{2} b - b^{2} a + 9

Group like terms

= 2 a^{2} + b + 5 b^{2} a - b^{2} a - 2 b^{2} a + 73 a^{2} b + 68 a^{2} b + 9

Add similar elements:

5 b^{2} a - b^{2} a - 2 b^{2} a = 2 b^{2} a

= 2 a^{2} + b + 2 b^{2} a + 73 a^{2} b + 68 a^{2} b + 9

Add similar elements:

73 a^{2} b + 68 a^{2} b = 141 a^{2} b

= 2 a^{2} + b + 2 b^{2} a + 141 a^{2} b + 9

= 2 a^{2} + b + 2 a b^{2} + 141 a^{2} b + 9

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What is 2a^2+b+5b^2a+73a^2b-2b^2a+68a^2b-b^2a+9 ?
The solution to 2a^2+b+5b^2a+73a^2b-2b^2a+68a^2b-b^2a+9 is 2a^2+b+2ab^2+141a^2b+9