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20.10.2019 •
Mathematics
Simplify the expression by combining like terms. 1/2d−3/4d+3f−2f
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Ответ:
-1/4d+f
Step-by-step explanation:
First find a common denominator for the like terms 1/2d and -3/4d by multiplying 1/2d by 2/2 to get 2/4d.
Now you have common denominators so 2/4d-3/4d=-1/4d.
For the numbers that have a variable of f, 3f-2f=f.
Therefore the answer is -1/4d+f
Hope this helped!
Ответ:
B
Step-by-step explanation:
There isn't enough information because you never gave me the picture, but i think the triangle has sides 5 6 and 7 and is not a right triangle. You must apply the pythagorean thereom.