6,938 Answered Questions for the topic mathematics

Mathematics

02/21/22

if i drive at a constant speed of 65 miles an hour how many miles do i travel in 25 minutes

if i drive at a constant speed of 65 miles an hour how many miles do i travel in 25 minutes

02/21/22

Help with simple math matrix, calculus

Hi I need some help with simple math questions:)Find a basis for the column space K, the row space R and the zero space N (the solution set of A ~ x = ~ 0) for the matrixgiven the matrix 1 ... more
Mathematics Maths

02/21/22

Leo and Theo each had several $20 and $50 bills

Leo and Theo each had several $20 and $50 bills. Leo gave Theo several of his $20 bills and got from him the same number of $50 bills, and after this exchange, the money was divided equally between... more
Mathematics Math Mathematica Homework

02/20/22

Topic 5 Review of Systems (19 questions) -- Question 17

Solve the system of equations using subtraction.4x−7y=1710x−7y______
Mathematics Math Mathematica Maths

02/20/22

Topic 5 Review of Systems (19 questions) -- Quesiton 15

Solve the system using addition.8x+6y=-3-9x+y=52__________
Mathematics Math Mathematica Homework

02/20/22

Topic 5 Review of Systems -- question 14

Solve the system of equations using addition.x+y=5x-5=3________
Mathematics Math Mathematica Homework

02/20/22

Topic 5 Review of Systems (19 questions) -- Question 13

Multiple Representations  Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using algebra tiles to show the substitution. 3x−8y=46 x=3y+
Mathematics Math Mathematica Homework

02/20/22

Topic 5 Review of Systems -- Questino 12

Find the solution to the system of equations by substitution. p=q+4 2p+4q=
Mathematics

02/20/22

Jenny liked to have a 70% average to pass her statistics class. Her previous four tests scores are 52%, 66%, 76%, and 71%. What is the minimum score Heidi needs on the final exam to pass the class?

Jenny liked to have a 70% average to pass her statistics class. Her previous four tests scores are 52%, 66%, 76%, and 71%. What is the minimum score Heidi needs on the final exam to pass the class?
Mathematics Math Algebra 1 Algebra 2

02/18/22

Function math please help on how to find a+b from the equation?

For any rational number x, y, function f(x) is a real number and f(x+y) = f(x)f(y) - f(xy) + 1. Again f(2017) ≠ f(2018). f(2017/2018) = a/b, where a , b are co-prime. What is a+b?
Mathematics

02/18/22

I’m in 7th grade and this question popped up and I’m so lost 🙍🏿‍♀️

Aliyah has 6 less than 3 times the number of cookies for the bake sale than Raina has,for a total of 84 cookies.
Mathematics Prealgebra

02/18/22

What integer lies between √181 and √200

Mathematics Math Mathematica Homework

02/17/22

5.4 Solving Systems by Subtraction and substitution Question: 9

5.4 Solving Systems by Subtraction and substitution Question: 9 Age  If you add​ Natalie's age and​ Fred's age, the result is 39. If you add​ Fred's age to 4 times​ Natalie's age, the result is 84.... more
Mathematics Math Mathematica Homework

02/17/22

5.4 Solving Systems by Subtraction and substitution Question: 9

5.4 Solving Systems by Subtraction and substitution Question: 9 Age  If you add​ Natalie's age and​ Fred's age, the result is 39. If you add​ Fred's age to 4 times​ Natalie's age, the result is 84.... more
Mathematics Math Mathematica Maths

02/17/22

5.4 Solving Systems by Subtraction and substitution Question: 8

5.4 Solving Systems by Subtraction and substitution Question: 8Error Analysis  A student incorrectly claimed the solution of this system of equations is (6,−2). What is the correct​ solution? What... more
Mathematics Math Mathematica Maths

02/17/22

5.4 Solving Systems by Subtraction and substitutiom Question: 17

5.4 Solving Systems by Subtraction and substitutiom Question: 17Multiple Representations  Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using... more
Mathematics Math Mathematica Maths

02/17/22

5.4 Solving Systems by Subtraction and substitution Question: 16

5.4 Solving Systems by Subtraction and substitution Question: 16Multiple Representations  Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using... more
Mathematics Math Mathematica Maths

02/17/22

5.4 Solving Systems by Subtraction and substitution Question: 15

5.4 Solving Systems by Subtraction and substitution Question: 15Find the solution to the system of equations by substitution.p=q+33p+5p=-23Question content area bottomPart 1The solution is... more
Mathematics Math Maths 8th Grade

02/17/22

5.4 Solving Systems by Subtraction and substitution Question:13

5.4 Solving Systems by Subtraction and substitution Question: 13Two airplanes are carrying food and medical supplies to a country in need. One airplane is carrying 67 meals and 55 medical kits. The... more

02/17/22

The oak is 152 years older than the birch. In 25 years, the oak will be 3 times older than the birch. How old is Birch?

The oak is 152 years older than the birch. In 25 years, the oak will be 3 times older than the birch.How old is Birch?

02/16/22

5.4 Solving Systems by Subtraction and substitution Question: 6

5.4 Solving Systems by Subtraction and substitution Question: 6Yesterday, a movie theater sold 265 bags of popcorn. A large bag of popcorn costs $3. A small bag of popcorn costs $1.... more
Mathematics Math Mathematica Maths

02/16/22

5.4 Solving Systems by Subtraction and substitution Question: 5

5.4 Solving Systems by Subtraction and substitution Question: 5At a basketball​ game, a team made 54 successful shots. They were a combination of​ 1- and​ 2-point shots. The team scored 88 points... more

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