Question

simplify 5x(x-3) and find the value for x=-1​

Answer 1

Step-by-step explanation:

5(-1){(-1)-3}

-5{-1-3}

-5 * -4

20

Answer 2

Answer:

$\huge \underline \mathcal \color{red} {Answer↓}$

20

Step-by-step explanation:

$5x(x - 3)$

Putting -1 in place of x

$= 5( - 1)( (- 1) - 3)$

$=5( - 1)( - 4)$

Remove the parenthesis

$= 5 \times - 1 \times - 4$

$= - 5 \times - 4$

$= 20$