# Factoring polynomials by grouping - Isn't my answer correct, too?#43280

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I got this as my answer but it's flagged as incorrect. I think its ok: -(x-1)(5x+2)

factoring_polynomials_by_grouping_1.html?seed=177&problem=0

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 beneater Make factoring_polynomials_by_grouping_1 accept all valid answers fix #38994; fix #38162; fix #35332; fix #35331 Test plan: Load http://localhost:8000/exercises/factoring_polynomials_by_grouping_1.html?debug&problem=0&seed=88 and try all of these answers: (-7x-1)(x-5) (-7x-1)(-5+x) (-1-7x)(x-5) (-1-7x)(-5+x) (x-5)(-7x-1) (-5+x)(-7x-1) (x-5)(-1-7x) (-5+x)(-1-7x) (7x+1)(-x+5) (7x+1)(5-x) (1+7x)(-x+5) (1+7x)(5-x) (-x+5)(7x+1) (5-x)(7x+1) (-x+5)(1+7x) (5-x)(1+7x) -(7x+1)(x-5) -(7x+1)(-5+x) -(1+7x)(x-5) -(1+7x)(-5+x) -(-x+5)(-7x-1) -(5-x)(-7x-1) -(-x+5)(-1-7x) -(5-x)(-1-7x) -(7x+1)(x-5) -(7x+1)(-5+x) -(1+7x)(x-5) -(1+7x)(-5+x) -(-x+5)(-7x-1) -(5-x)(-7x-1) -(-x+5)(-1-7x) -(5-x)(-1-7x) Auditors: cbhl, alpert 66a5ed8
 beneater Correctly (i hope) accept all answer permutations and add a TODO to d… …o it better fix #43280; fix #43228; fix #42415 Test plan: Answer -(x-1)(5x+2) for http://localhost:8000/exercises/factoring_polynomials_by_grouping_1.html?seed=177&problem=0&debug Auditors: cbhl, alpert 064be4d
closed this in 064be4d