20/100 could be converted to 2/10 or 1/5
2/8 could be converted to 1/4
90/100 could be converted to 9/10
y = 4 + 7x
x = 3
We can plug this value into the original equation to solve for y.
y = 4 + 7(3)
y = 4 + 21
<h3><u>y = 25</u></h3>
1082 because 538 times 2 = 1076 and you add 6
