at an office supply store emilio bought 3 notebooks and 5 pens for $13.75 if a notebook costs $1.25 more than a pen how does one
notebook cost?
1 answer:
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Eliminate the fractions by multiplying by least common multiple.
4,9,12 all go into 36 evenly. Multiply entire equation by 36.
36/4 = 9
36/9 = 4
36/12 = 3
New equation looks like:
4,9,12 all go into 36 evenly. Multiply entire equation by 36.
36/4 = 9
36/9 = 4
36/12 = 3
New equation looks like:
Check the picture below.
you can pretty much just count the units off the grid.
the perimeter is the length of all sides summed up.
you can pretty much just count the units off the grid.
the perimeter is the length of all sides summed up.