Question

Divide 20 into two parts so that five times the larger number is equal to four more than seven times the smaller number ​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

=3,17

Step-by-step explanation:

Let One part be x.

So, the other part is (20−x)

According to question.

3x

2

=(20−x)+10

3x

2

=30−x

3x

2

+x−30=0

3x

2

+10x−9x−30=0

x(3x+10)−3(3x+10)=0

(3x+10)(x−3)=0

x=3 , x=

3

−10

Hence, the two parts =3,17