Suppose one person can do a job in x minutes, and a different person can do the same job in y minutes. The time (in minutes) in which the job can be completed by both people working together can be found using the xy expression *+Y. If it takes you 6 minutes to sweep your kitchen floor and it takes your brother 8 minutes, how long would it take both you and your brother working together?

Q: If the first term of an AP is -10 and the common difference is 2 At which term will the value equal…

A: an = a + (n-1)d  Here a =-10. , d = 2 and an = 0  Then find n

Q: - 36z15 + 48z11 + 36z8 - Simplify the expression completely: 12z4

A: Step2

Q: Add the algebraic expressions applying the rules of signed numbers. 34x3+20x2-10x+48 minus…

A:

Q: Find the missing expression: (-2x2 - 6x - 2) L ) = 3x + 4x2 – -x+ 10. A. 3x + 6x + 5x +12 B. 6x +5x…

A: Answer

Q: Expand the expression:  (-1-i-√3)3

A: Consider the provided expression,The formula of (a + b + c)3 is written as,

Q: Select all expressions equal to: 4 · 4.4

A: Given,           4·4·4

Q: Give an example of an addition problem with three addends that would be much easier to solve…

A: According to the commutative property of addition,  For all real numbers a, b , (a + b)=(b + a)

Q: ug goacupe d. Show how to use a number line to calculate -1 - (-2). bee For each of these four…

A:

Q: If the length of a rectangular vegetable garden is twice a number increased by 3 and its width is a…

A:

Q: -1) nt2 3.

A: To evaluate:    Rewrite the given form in simplified form:

Q: What two integers have a product of -63 and a sum of -2?

A:

Q: is the order of operation of evaluate 2x2 +6x2/10 when x=27 and

A: Order of operation is first addition and then division.…

Q: Evaluate 8x if x =3.12

A:

Q: The student noticed that if he writes a multiplication sign between the second and third digit of…

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Q: Evalute the expression. 65 -니-1 -7 -4 16-2 -4 -3 t To 4 L63

A:

Q: If 13th and 19th term of an AP are 4 and 8 respectively .which term of AP is zero

A:

Q: The DoBee.Com Corporation has 5 more than three times as many female as male supervisors. If x"…

A:

Q: how can i didvide a number that have an x on it for example 3x+5

A: Topic:- algebra  Lets assume (3x+5) divided by 6

Q: Create an expression that has the excluded values of x -6 and x

A: Given : x≠-6 and x≠13

Q: 3 Determine which expression is equivalent to 1 3 --r - x

A: Solve the expression

Q: Evaluate 15 - x + 19 if x = 4

A:

Q: If x2-y3 2k and x2 + y3 2, what expression is equivalent to 2k+1 ?

A:

Q: Which pair of integers have a product of -30 and a sum of -13?

A: Let x and y be the numbers.

Q: What two integers have a product of 30 and a sum of -11?

A:

Q: A plot of land is in the shape of a triangle. If one side isx meters, a second side is(2x - 3)…

A: Let the sides of the triangles be a,b and c.then,a = xb = 2x-3c = 3x-5Using heron's formula , the…

Q: The sum of 3.8 x 106 metric tons and 2 x 106 metric tons is subtracted from 2.26 x 10° metric tons…

A:

Q: A company has two manufacturing plants with daily production levels of  8x + 15 items and  ​5x - 2…

A:

Q: Is -(-1) larger than -|-2|

A: First find the values of these two numbers.

Q: The notation 2 < 5 means that 2 is to the of 5 on a number line.

A: The notation 2&lt;5 means that 2 is to the _________ of 5 on a number line.

Q: whats is 1 plus 1

A: We need to find whats is 1 plus 1.

Q: Express xo - 9x9 + 2x + 3x -1 in big-O notation.

A:

Q: How many zeroes are at the end of 1000!/(500!500!)?

A: Calculate number of zeroes in 1000! and then subtract it from the number of zeroes in (500!500!).

Q: Maurice had 4 dogs that he split among d familes. So, how would I write this as an expression?

A:

Q: A piece of land is to be fenced and subdivided as shown so that each rectangle has the same…

A: Given, Length of one smaller piece of land (l)= 3x+3 Breadth of one smaller piece of land (b)= x…

Q: ot need to simplify. of 9 and the sum of a number and 4

A: Algebraic expression is made up of variable and constant.

Q: Suppose that each semester at a particular community college Levi has to pay $1654 in tuition. If…

A: Given query is to find the algebraic expressions representing thae totay amount Levi needs to pay.

Q: Evaluate the expression 15! divided by 11! without using the factorial key on a calculator.

A: Given: Expression 15!11!

Q: Evaluate the expression without using a calculator. 2log2 13

A: Consider the given information. 2log213   Use the logarithmic property. alogab=b Comparing the given…

Q: If you subtract 1 - 1 that equals zero. Would 0 have an opposite (-0) or would it just be a neutral…

A:

Q: On the second day, XLabs' twitter account had 16 more than twice the followers it had on the first…

A: Given:- On the second day, XLabs' twitter account had 16 more than twice the followers it had on the…

Q: give an example of a positive and a negative number whose product is somewhere between the two…

A: We know that    - 0.5&lt; -(0 .25 )&lt;0.5 We use this fact further.

Q: find general form for -5,-7,-9

A: Here is the solution

Q: A bag of mixed nuts contains only almonds and hazelnuts. The bag has (3x−7) ​hazelnuts, and (6x+13)…

A:

Q: Evaluate: 2- (8- j5) + 40 - j20 – 0

A:

Q: Calculate the value of -2x - if x =1/2

A: Given: x =1/2

Q: A student has scheduled a total of 63 hours of study for her final exams and will spend an equal…

A:

Q: 27 (-8)² -

A: We need to evaluate the given expression. This can be done as follows:

Q: What two integers have a product of -32 and a sum of 4?

A: Let p and q be the required integers.If p+q and pq are known then quadratic equation corresponding…

Q: The Giants football team lost 13 yards on their first play but gained 22 yards on their second play.…

A: Let gain yards be positive  and lost yards be negative