Answer:
-13y - (-72y)
59y is answer
Step-by-step explanation:
Answer:
(x,y) becomes (-y,x) so (3,2) would become (-2,3)
Answer:
a) 
b) 
c) 
d) 
e) 
Step-by-step explanation:
a) 8 = 2 x 2 x 2
b) 32 = 2 x 2 x 2 x 2 x 2
c) 256 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2
d) 5 x 2^3 / 64 = 5 x 8 / 64
= 40/64
= 5/8
= 
e) 16 - (-2)^3 = 16 - (-8)
= 16 + 8
= 
It’s like a fraction in simplest form, but the fraction bar is replaced horizontally with a “to”, or a colon.
Hope this helps!