Mathematics, 18.05.2021 20:50 cvannesacanto

Which expression is equivalent to 7\dfrac34 - \dfrac127 4
3

−
2
1

7, start fraction, 3, divided by, 4, end fraction, minus, start fraction, 1, divided by, 2, end fraction?
Choose 1
Choose 1

(Choice A)
A
\dfrac12+\left(-7\dfrac34\right)
2
1

+(−7
4
3

)start fraction, 1, divided by, 2, end fraction, plus, left parenthesis, minus, 7, start fraction, 3, divided by, 4, end fraction, right parenthesis

(Choice B, Checked)
B
7\dfrac34+\left(-\dfrac12\right)7
4
3

+(−
2
1

)7, start fraction, 3, divided by, 4, end fraction, plus, left parenthesis, minus, start fraction, 1, divided by, 2, end fraction, right parenthesis

(Choice C)
C
\dfrac12+7\dfrac34
2
1

+7
4
3

start fraction, 1, divided by, 2, end fraction, plus, 7, start fraction, 3, divided by, 4, end fraction

(Choice D)
D
-7\dfrac34+\left(-\dfrac12\right)−7
4
3

+(−
2
1

)
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Which expression is equivalent to 7\dfrac34 - \dfrac127 4
3

−
2
1...

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