7. Alan makes $1300 per paycheck. He loses 20% to taxes and SSI. How much does he keep? Pick
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Not sure why, but I wasn't able to post my solution as text, so I've written it elsewhere and am posting screenshots of it here.
In the fifth attachment, the first solution is shown above the second one.
Notice the picture below
thus, we know the total area is 70 square meters
now, if we add those areas, it should give us 70
thus
thus, we know the total area is 70 square meters
now, if we add those areas, it should give us 70
thus
(5x)+(40)+(5x)=70 solve for "x"