# Algebra 1

All new and solved questions in Algebra 1 category

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##### Solve using the quadratic formula
Solve using the quadratic formula.5x^2-2x-3=0...
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##### How do you graph and solve a quadratic equation
How do you graph and solve a quadratic equation...
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##### Would u expect a positive correlation,a negatice correlation,or no correlation between the two data sets
Would u expect a positive correlation,a negatice correlation,or no correlation between the two data sets? Explain why.6.the amount of free time you have and the number of classes you take7.the sales of snow shovels and the amount of snowfall8.the air pollution levels for a city and the number of car...
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##### Finf the slope of the line that passes through each pair of points
Finf the slope of the line that passes through each pair of points. express as a fraction in simplest form.1.(-2,11), (5,6) 2.(-9,-11), (6,3) 3. (-1.5,3.5), (4.5,6) 4.(-4.5,9.5),(-1,2.5) 5.(-8,-0.5),(-4,5) 6.(-6,-2,),(-1.5,5.5)...
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##### Al goes 8 mph; Ben goes 22 mph in the opposite direction
Al goes 8 mph; Ben goes 22 mph in the opposite direction. How many hours has Ben traveled when they are 180 miles apart?If x is the time that Al travels, then which of the following is the time Ben travels?...
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##### HOW MANY COMBINATIONS ARE THERE FOR AN ELECTRONIC LOCK WITH A KEYPAD OF FIVE LETTERS (ABCDE) USING NO LETTER MORE THAN ONCE IN ANY OF THE COMBINATIONS
HOW MANY COMBINATIONS ARE THERE FOR AN ELECTRONIC LOCK WITH A KEYPAD OF FIVE LETTERS (ABCDE) USING NO LETTER MORE THAN ONCE IN ANY OF THE COMBINATIONS...
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##### How do you convert 1.8446744073709552E19 to a Scientific notation
How do you convert 1.8446744073709552E19 to a Scientific notation?...
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##### X^7-2x^6+3x^2-2x+5=0for the equation,find the number of complex roots, the possible number of real roots, and the possible rational roots
x^7-2x^6+3x^2-2x+5=0for the equation,find the number of complex roots, the possible number of real roots, and the possible rational roots....
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##### A survey at a local school showed that 38% of the students chose chocolate ice cream as their favorite ice cream
A survey at a local school showed that 38% of the students chose chocolate ice cream as their favorite ice cream. Eight hundred students took the survey. How many chose chocolate ice cream?...
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##### Need answer in simplest form please: (x^2-9/x+2)(x^2-4/x-3)
need answer in simplest form please:(x^2-9/x+2)(x^2-4/x-3)...
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##### Peter was building a porch
Peter was building a porch. Placing boards of equal length from end to end. Peter found that 4 boards were 3 feet too long, and 3 boards were 5 feet too short. How long was each board?Excerpt from McGraw Hill Algebra I textbook.I've tried and tried, and I still cannot figure it out. The directio...
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##### For her book club, Sharon read's for 45 minutes each day
For her book club, Sharon read's for 45 minutes each day. Write and expression for the number of hours she reads in d days....
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##### Mary's class took two tests last week
Mary's class took two tests last week. 80% of the class passed the math test, 90% of the class passed the English test, and 72% of the class passed both. What is the probablility that a randomly selected student in Mary's class failed both tests? Express your answer as a percent rounded to t...
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##### A colony of bacteria starts with 2 bacteria at noon
a colony of bacteria starts with 2 bacteria at noon. if the number of bacteria triples every 30 mins, how many bacteria will be present at 3:00pm on the same day?...
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##### A land developer wants to develop 10 acres of land
A land developer wants to develop 10 acres of land. Each lot in the development is to be 2/9 of an acre. How many lots will the land developer have in the 10 acres? Must have how you worked the problem out!...