31 Answered Questions for the topic Maths Equation

10/03/18

how find this equation
Write an equation of the line passing through the point (–2, –4) that is parallel to the line y=5x+12
Follows • 2
Expert Answers •1

09/27/18

Two numbers that have a difference of 20
The numbers to use is 17,24,25,26,35,43,44
Follows • 2
Expert Answers •1

09/22/18

If x=(7x-1)^(1/2),Find the Integral Value of x^2+(1/x^2)
If x=√(7x-1),Find the Integral value ofx2+(1/x2)
Follows • 2
Expert Answers •1

09/12/18

Maths equation
n/15 x 3 - 9.5 = 45.5
Follows • 2
Expert Answers •1

09/10/18

solve equation
n/18 - 11 +3 x 9 = 41 solve for n? do i use bimdas or bomdas? Is there a quick way.   this my working out: n/18 - 11 + 27 = 41 n/18 + 16 = 41 n/18 + 16 - 16 = 41 - 16 n/18 = 25   where to... more
Follows • 2
Expert Answers •1

09/10/18

make x the subject in the folllowing equation
y=4√x+3  -7
Follows • 2
Expert Answers •1

09/03/18

My water pump can move 50 litres of water every minute. I left it on when I went into town for 5 hours. How water pumped in to the house in that time?
the answer must be in litres
Follows • 2
Expert Answers •1

09/02/18

A rectangle has an area of 36cm square. It is four times as long as it is wide. What is it width[w]
 i need to know what is the answers to this question 
Follows • 2
Expert Answers •1

08/10/18

Rachel spends 14 of her pocket money on chocolates, 18 on pizza. How much money will be left with her?
Rachel spends 14 of her pocket money on chocolates, 18 on pizza. How much money will be left with her?
Follows • 2
Expert Answers •1

07/27/18

Is there a shortcut formula to use whenever one of the values inside a formula changes?
I have this formula.true=base×(1+A)×(1+B−C)×(1−D)×(1+E−F)×(1−G)If the E increases its value, is there a way to know the adjusted true without having to calculate the whole formula again using the... more
Follows • 2
Expert Answers •1

06/02/18

Number arranging
The number of ways of arranging the 26 letters of the English alphabet = 26!. If a computer prints these arrangements at the rate of 1000 per second, how long will this take?
Follows • 2
Expert Answers •1

05/23/18

Fred is 25 years older than Bill and in 5 years he will be twice as old as Bill. Find their present ages.
Equation please.
Follows • 2
Expert Answers •1

05/16/18

a farmer has 72 animals goats and chickens together they have 168 legs how many are goats
 what details
Follows • 2
Expert Answers •1

05/16/18

In 1990 the populations of town A and town B were the same. From 1990 to 2000 the population of town A increased by 60% while the population of town B decreased
 pls help me
Follows • 2
Expert Answers •1

05/12/18

what is 6x+6=50
i dont understand
Follows • 1
Expert Answers •1

04/23/18

The roots of a quadratic equation x^2-8x+c=0 are the same.
find the value of c.
Follows • 2
Expert Answers •1

04/18/18

Gradient of the line
How do I find the gradient of the line 2y=-6x+1
Follows • 2
Expert Answers •1

04/13/18

Line equations
A straight line, L, is perpendicular to the line with equation y=4x+3 L passes through the point (7,3) Find equation for L
Follows • 1
Expert Answers •1

04/04/18

rectangle is 4cm longer than it is wide.
if both the length and the breadth are increased by 1cm, the area would be increased by 18cm. Find the length and the breadth of the rectangle
Follows • 2
Expert Answers •1

04/02/18

How do you calculate rate of expansion of gas with temperature with a gradient of the line being 0.2?
i am doing a graph plotting in volume and temperature it has asked: How do you calculate rate of expansion of gas with temperature with a gradient of the line being 0.2? 
Follows • 2
Expert Answers •1

03/26/18

Calculate the distance between two points on planet earth separated by 40 degrees along the equator. assume planet earth is perfect sphere. what would
what would the distance be if the object were the moon instead.    
Follows • 2
Expert Answers •1

03/15/18

She has a sheet of pastry thats 30,60 and needs to make a pie with one circle with a diamiter of 10cm and one with 6 to make one pie how manny can she make
Please help me i need this i am stuck but i know you need to use pi
Follows • 2
Expert Answers •1

03/09/18

make a the subject : 4(a-b)+c(a-2)=ad
i need help with this question
Follows • 3
Expert Answers •1

03/03/18

A lesson starts at 10.45 and lasts 40 minutes. What time does it end
im commfused  
Follows • 2
Expert Answers •2

03/02/18

ln[A] = -k(t) + ln [A] make k subject
ln[A] = -k(t) + ln [A]   make k subject
Follows • 2
Expert Answers •1
1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.