Answer:
18
Step-by-step explanation:
plug 4 for z
3(4)+6=18
166+88+99+100=453
one hundred=100 that is why i put the 100
Add all together and you get 453.
Answer:
3
Step-by-step explanation:
15 minus 9 equals 6. 6 divided by 2 equals 3.
Step-by-step explanation:
(2x-y+3)(2x-y-3)=
4x²-2xy-6x-2xy+y²+3y+6x-3y-9=
4x²-4xy+y²-9=
(2x-y)²-9
Answer:
22.45%
To two decimal places
Step-by-step explanation:
A book has 245 pages and she has only read 55 of the pages. To get the percentage:
55/245 and then multiply it by 100.
55/245
=O.2245 (To four decimal places)
0.2245 x 100
22.45% (To two decimal places)
She has only read 22.45% of the book. To convert it to a whole number, that's 22% of the book has been read