Question

Which expression is equivalent to 20y² + 5y?

O 5y(4y - 1)
O-5y(4y + 1)
O 5y(4y + 1)
O-5y(4y - 1)

Answer 1

Explanation:

5y(4y + 1)

= 20y × y + 5y × 1

= 20y² + 5y

NB: BODMAS

Answer 2

• 
  `5y\left(4y+1\right)`

Explanation:

`20y^2+5y`

`20yy+5y`

`5\cdot \:4yy+5\cdot \:1\cdot \:y`

`5y\left(4y+1\right)`