If you wake up at 7 am and it takes you an hour and 30 minutes to get ready what time will you leave home

you will leave ur house at 8 30 am

Step-by-step explanation: Because it takes you an hour to get ready. So you would have to add time. Which is shown below

7 00

1 30

=

8 30

So thats how 8 30 am is ur answer your welcome and mark brainlest plzz and say thanks

- 2 + 10x³ - 21x² + 19x - 4

step-by-step explanation:

each term in the second factor is multiplied by each term in the first factor

x²(- 2x² + 4x - 1) - 3x(- 2x² + 4x - 1) + 4(- 2x² + 4x - 1) ← distribute

= - 2 + 4x³ - x² + 6x³ - 12x² + 3x -8x² + 16x - 4

collect like terms

= - 2 + 10x³ - 21x² + 19x - 4 ← in standard form

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step-by-step explanation: