Help me please I’ll give brainlessly

Yes

Step-by-step explanation:

If you observe you can see that 1x=2y

For example 2(x)=4(y)

If you insert this in the others it makes sense making it proportional.

Hope this helps

:)

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !

1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry