Mathematics, 18.05.2021 05:40 xxkeyxx51
Amanda simplifies the following expression and shows her work below. What mistake did Amanda make that resulted in an incorrect answer?
14−8÷2 + 3∙4
14−4 + 3∙4
14 – 7 ∙ 4
14−28
-14
a
She added before multiplying
b
She multiplied before dividing
c
She subtracted before adding
d
She added before dividing
Answers: 3
Mathematics, 21.06.2019 14:00
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Answers: 1
Mathematics, 21.06.2019 16:50
Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x
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Mathematics, 21.06.2019 19:30
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Mathematics, 21.06.2019 20:30
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
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Amanda simplifies the following expression and shows her work below. What mistake did Amanda make th...
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