Question

1x+4x=20 then 12x×15x=?​

Answer 1

Answer:

1x+4x=20

= 5x = 20

x = 20 / 5

x = 4 ( required answer )

12x×15x= ( x = 4 )

12 × 4 × 15 × 4

= 48 × 60

= 2,880 ( required answer)

Step-by-step explanation:

I answer you then plz follow and Mark as brainlist

Answer 2

Answer:

2880

Step-by-step explanation:

1x + 4x = 20

5x = 20

x = 20/5 = 4

Now:

(12x) x (15x)

= (12 x 4) x (15 x 4)

= 48 x 60

=2880

(Pls mark me as brainliest)