Please help

Look at picture

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

How to write four times a number, minus 6,is equal to theee times the number+8 as an equqtion

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f