Answer:
i love math
The ans is in the picture and the steps how i got it
(hope this helps can i plz have brainlist it will make my day :D hehe)
Step-by-step explanation:
He can make 15 chess boards.
All you need to do is multiply 3 by 5.
d.(x - 9) (x - 3)
Step-by-step explanation:
x² - 12x + 27 = 0
x² - 9x - 3x + 27 = 0
x(x - 9) - 3(x - 9) = 0
(x - 9) (x - 3) = 0
It's already in scientific notation form;
Answer of your question,
3x+46 = 10x-80
7x = 34
x = 4.85
Answer: c
Step-by-step explanation: Usually sides that are diagonal are congruent in parallel lines, and ones that are vertical or horizontal from each other add up to 180.