19. select other ways to write 50,897. mark all that apply.
a
(5 x 10,000) + (8 x 100) + (9 x 10) + (7 x 1)
50,000 + 800 + 90 +7
5,000 + 800+90 +7
d
fifty thousand, eight hundred ninety-seven

Step-by-step explanation:50,897 is in standard form.

Expanded form is adding all your place values which is 50,000+800+90+7. There was a 0 in the thousand place so you do not add anything for that place value.

So (5×10,000) + (8×100) +(9×10)+(7×1) which is each number times it place value then add them all up.

Written form would be fifty thousand, eight hundred and ninety seven. So your answer is A, B, D

b

step-by-step explanation:

8+10

step-by-step explanation:

you multiply 4 by 2 and 5 by 2