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# Ask a Linear Equations Question

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I

Isha 28/10/2016 in  Linear Equations

What is the speed of the stream and that of the boat in still water if the boat goes 30 km upstream and 44 km downstream in 10 hours. In 13 hours it can go 40 km upstream and 55 km downstream.?

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W

Watson 28/10/2016 in  Linear Equations

Plot the points of the linear equation 2y + x = 7. And also check the points lies in which quadrant?

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S

Sweta 28/10/2016 in  Linear Equations

Points A and B are 70 km apart on a highway. A car starts from A and another car starts from B at the same time. If they travel in the same direction, they meet in 7 hours, but if they travel towards each other they meet in hour, what are their speeds?

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M

Muskaan 28/10/2016 in  Linear Equations

A train covered a certain distance at a uniform speed. If the train would have been 6 km/hr faster, it would have taken 4 hours less that than scheduled time and if the train were slower by 6 km/hr, it would have taken 6 hours more than the scheduled time. Find the length of the journey?

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R

Reena 28/10/2016 in  Linear Equations

The area of a rectangle gets reduced by 9 square units if its length is reduced by 5 units and the breadth is increased by 3 units. If we increase the length by 3 units and breadth by 2 units, the area is increased by 67 square units. Find the length and breadth of the rectangle?

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S

Sunil 28/10/2016 in  Linear Equations

In a parallelogram, one angle is 4/5th of the adjacent angle. Determine the angles of the parallelogram?

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H

Harsh 28/10/2016 in  Linear Equations

A man bought 4 horses and 9 cows for 1340. He sells the horses at a profit of 10% and the cows at a profit of 20% and his whole gain is 188. What price did he pay for the horse?

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S

Saisree 28/10/2016 in  Linear Equations

Find the points of intersection of the line represented by the equation 7x + y = -2 with y-axis.?

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Y

Yash 28/10/2016 in  Linear Equations

A man starts his job with a certain monthly salary and earns a fixed increment every year. If his salary was 1500 after 4 years of service and 1800 after 10 years of service what was his starting salary and what is the annual increment?

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D

Deepak 28/10/2016 in  Linear Equations

Solve the equation: x + y - 8 = x + 2y - 14?

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G

Girija Sankar 28/10/2016 in  Linear Equations

Determine the vertices of a triangle by solving the equations graphically: 2x - y + 1 = 0, x - 5y + 14 = 0 and x - 2y + 8 = 0?

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N

Nandhini 28/10/2016 in  Linear Equations

Solve the system of equations: (a+c) x - (a - c)y = 2ab; (a + b) x - (a - b)y = 2ab?

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D

Deep 28/10/2016 in  Linear Equations

Find three consecutive numbers such that seven times the smallest number may be equal to three times the sum of the other two?

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N

Neel 28/10/2016 in  Linear Equations

4 men and 4 boys can do a piece of work in 3 days, while 2 men and 5 boys can finish it in 4 days. How long would it take 1 man alone to do it?

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R

Raveena 28/10/2016 in  Linear Equations

A man walks a certain distance at a certain speed. Had he walked 2 km/hr faster, he would have taken 3 hours longer. Find the distance?

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S

Shabeena 28/10/2016 in  Linear Equations

A two digit number is 4 more than the sum of its digits. If 18 is subtracted from the number, the digits are reserved. Find the number?

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A

Aakanksha 28/10/2016 in  Linear Equations

Find the value of k for which the system of equations have a unique x - ky = 2; 3x + 2y = -5?

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S

Satish 28/10/2016 in  Linear Equations

Find the zeroes of the polynomial graphically: x - 2y = 0; 3x + 4y = 20?

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V

Vikram 28/10/2016 in  Linear Equations

Solve the linear equation: (x - 7) (y - 7)?

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S

Saimon 28/10/2016 in  Linear Equations

Find the zeroes graphically of the polynomial: 3x + 4y - 12 = 0; 6x + 8y - 48 = 0?

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S

Sandeep 28/10/2016 in  Linear Equations

What is non linear equation?

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K

Krishan 28/10/2016 in  Linear Equations

What is variable in an equation?

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