Mathematics, 18.09.2019 09:30 alexiasvizcaino
Kim's age is twice that of her sister. when you add kim's age to her sister's age, you get 36. how old is each sister?
write an equation that represents the situation. explain any variable used.
solve the equation from part (a). show your work. state your solution as a complete sentence.
Answers: 1
Mathematics, 21.06.2019 15:00
An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?
Answers: 1
Mathematics, 21.06.2019 15:30
Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).
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Mathematics, 21.06.2019 22:00
Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120
Answers: 3
Kim's age is twice that of her sister. when you add kim's age to her sister's age, you get 36. how o...
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