Lets check...
42/56 = 56/64
cross multiply
(56)(56) = (42)(64)
3136 = 2688...(incorrect)...these are not proportional
proportions are nothing but equivalent fractions
42/56 = 3/4
56/64 = 7/8
as u can see, they are not equivalent fractions...so they are not proportional
Answer:
Step-by-step explanation:
Luther is incorrect. 2 x 2= 4 x 2 = 8 (not 9)
1 2 3
Answer:
2
Step-by-step explanation:
The trick here is to reduce each of the bases to lowest form first
To answer this, we need the original equation.
It's the first choice. If you multiply the first equation by 3, your y term is a +12, and if you multiply the second equation by 4, your y term is a -12. When you add them the y terms cancel each other out.
