87 Answered Questions for the topic Simultaneous Equations

Simultaneous Equations Math Algebra Word Problems

04/06/22

twice a number added with thrice another number is 21. find the numbers if the difference between them is 3.
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Simultaneous Equations

08/06/20

The line with equation y + ax = c passes through the points (1,5) and (3,1). Find a and c
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Simultaneous Equations Algebra 2

01/28/20

A student buys a sandwich for $4.20 and pays the exact amount using 50 cent coins, 20 cent coins and 10 cent coins.
**second half of question**If the number of 20 cent coins is the same as half the 10 cent coins plus four times the number of 50 cent coins and the student pays the cashier with 22 coins in total,... more
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Simultaneous Equations Linear Algebra Linear Equations

04/17/19

Three kilograms of jam and two kilograms of butter cost $29 and six kilograms of jam and three kilograms of butter cost $54. Find the cost of one kilogram of jam and one kilogram of butter.

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Simultaneous Equations

02/16/19

Simultaneous Equations
The perimeter of a rectangle is 14m. If the length is doubled and the width is halved the new perimeter is 22m. By using a pair of simultaneous equations determine the length and width of the... more
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Simultaneous Equations Math Mathematics

01/17/19

(A) Define the variables (B) Write down 2 simultaneous equations (C) Solve the equations
Mayfield High School sold tickets for a school musical. Seats in the auditorium cost $6 each balcony seats cost $4. A total of 200 tickets was sold and $960 was collected. How many of each type of... more
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Simultaneous Equations Math Mathematics Mathematics Application

01/17/19

(A)Define the variables (B)Write down 2 simultaneous equations(C)solve the equations
One day Phil bought 5 loaves of bread and 3 muffins for a total of £8. A few days later, at the same supermarket, he bought 2 loaves of bread and 6 muffins for a total of £5.60. What is the price... more
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Simultaneous Equations Maths

09/27/18

How do you solve this
x+3y=0 3x+2y=-7
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Simultaneous Equations Algebra 2

09/16/18

Solve this equation i am confused
 a bow and arrow costs £25. The bow costs £18 more than the arrow. Make two equations (i know how to make them) Solve the equation to work out the cost of a bow and arrow
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Simultaneous Equations

09/11/18

I need to Solve a Simultaneous Set of Two Linear Equations. I need help pls!!
I need to Solve a Simultaneous Set of Two Linear Equations. first equation 7x-2y-10=0  second equation 7x+4y=22
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Simultaneous Equations Solving Linear Equations

09/01/18

I need help pls!! I'm really confused. Question about simultaneous equations
At a snack bar, a group of boys spend £80 on 10 pizzas and 5 cups of coffee. At the same bar, a group of girls spens £55 on 5 pizzas and 10 cups of coffee. Later on they were joined by their... more
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Simultaneous Equations

08/30/18

At an art show there are 400 guests. If there were 60 more women than men, how many men attended the show?
Solve using simultaneous equations 
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Simultaneous Equations Grade 10 Academic Math

08/17/18

Question in description
two candles of equal heights but different thickness are lighted. The first burn off in 4 hours and the second in 6 hours. How long after lighting them both, will the first candle be half the... more
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Simultaneous Equations

08/17/18

the question is simultaneous equations - the question doesn't fit so I'm putting it in the description
2 ancient armies are 1km apart and begin walking towards each other. The vikons walk at a pace of 3km/h and the Mohicas walk at a pace of 4km/h. For how long will they walk before the battle begins?
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Simultaneous Equations

07/04/18

A hut/cabin which is rectangular in shape needs to be built with a purpose to keep Additional Mathematics books for students’ usage. It is given that the area o
A hut/cabin which is rectangular in shape needs to be built with a purpose to keep Additional Mathematics books for students’ usage. It is given that the area of the hut/cabin is 7.5 m² and its... more
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Simultaneous Equations Maths

06/17/18

maths question on simultaneous equations
Solve the following system of simultaneous equations,4xyz+xy+yz+zx=-1X(y+z)+y(z+x)+z(x+y)=6X^2+y^2+z^2+6x+6y+6z=-15
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Simultaneous Equations Algebra

06/14/18

Martin is four times as old as his brother Luther at present. After 10 years he will be twice the age of his brother. Find their present ages.
I'm kinda confused about this question..I think its a simultaneous equation
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Simultaneous Equations Solving Simultaneous Equations

05/29/18

how do you solve this
Ari spent $525 buying some CDs in a sale. He bought some rock CDs for $20 each and some blues CDs for $5 each. Ari bought five times as many rock CDs as blues CDs.
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Simultaneous Equations

05/15/18

If his average speed was the same each day, how long did he sail for on both days?
On the first day of his voyage circumnavigating Africa, John sailed 300 nautical miles. On the second day it took him an extra hour to sail a total of 460 nautical miles. If his average speed was... more
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Simultaneous Equations

05/15/18

A theme park charges $78 for adults and $48 for children. A party of 21 people paid $1188 altogether. How many adults and how many children were there?
It is something to do with Simultaneous equation.
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Simultaneous Equations

05/12/18

Solve with simultaneous equations
Solve with simultaneous equations A boat travels 210 miles downstream and back. The trip down took 10 hours the trip back took 20 hours. What is the speed of the boat in still water. What is the... more
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Simultaneous Equations

05/07/18

solve these simultaneous equations algebraically
y= 2x2 - 7x + 4 y= 4x - 1
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Simultaneous Equations Numbers

04/24/18

Simultaneous equations
I have the following simultaneous equations.   ac-bd=1 ad+bx=0   how do I go about solving these?
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Simultaneous Equations

04/23/18

The sum of two numbers 18.The larger number is the twice the smaller number.What are they?
there is no more description given 
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Simultaneous Equations

03/26/18

3x+2y=13 and xy=2
Simultaneous equations One quadratic and one linear 
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