Answer:
12/24 is one for 1/2
Step-by-step explanation:
12 times 1 = 12
12 times 2 = 24
1/3=8/24 1/6= 4/24 1/2= 12/24.
If you divide 24 by the denominators then put that on top of 24 you found yourself an equivalent fraction. Hope this helps, let me know if correct!!
one thousand three hundred twenty inches
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12r^2 +r -7
9r^2 +4r -7 +3r^2 -3r
Combine like terms
9r^2 +3r^2 +4r -3r -7