Math, asked by SatendraKashyap421, 9 months ago

solve the pair of linear equation by the elimination method and substitution method 3 x - 5 Y - 4=0 and 9x= 2 Y + 7

Answers

Answered by ankurjha268

4

Step-by-step explanation:

3x-5Y-4, 9x-2y-7=0

multiply 3 in eqn 2

27x-6y-21

multiply 9 in eq 1

27x-45y-36

by elimination method

39y-15

y =-2.6

put the value of y in eq 1

We can find the value of x

Previous Question

Next Question

Similar questions

Math, 4 months ago

*If the base of a right triangle is 20 cm and the area is 150 sq. cm, what is the height of the right triangle?* 1️⃣ 7.5 cm. 2️⃣ 12.5 cm. 3️⃣ 30 cm. 4️⃣ 15 cm.

Math, 4 months ago

( If cis the hypotenuse of a right triangle whose other two sides are a and b, find c if: (a) a = 10 cm and b = 24 cm. (b) a = 9 cm and b= 12 cm. (c) a= 2.5 m and b = 6 m (d) a= 3.5 dm and b= 12 dm.

Social Sciences, 4 months ago

Name the most important and first important ruler of Magadha?

Math, 9 months ago

which is greater 2/7 of 3/4 or 3/5 of 5/8 who will gI've the correct answer I will mark them as brilliant and I will follow them lest see who is real star...

English, 9 months ago

use the word March as a verb in the sentence ...

Math, 1 year ago

And train 135 metre long is running with a speed of 49 kilometre per hour in what time will it pass away boy who is walking at 5 kilometre per hour in the direction opposite to that of the train?

Biology, 1 year ago

Explain briefly about the location of heart and it’s role...

Computer Science, 1 year ago

Windows 7 has been created by whom...