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1 vote
Factorise 3y+1-7x-21xy​

User Elyass
by
5.1k points

2 Answers

1 vote

Answer:

3y+1 -7x(1+3y)

(1-7x)(3y+1)

User Nev Stokes
by
5.4k points
3 votes
x
1−7x−21x
1 Collect like terms.
1
+
(

7
x

2
1
x
)
1+(−7x−21x)

2 Simplify.
1

2
8
x
1−28x
User M Sach
by
4.6k points