Skata Skata
  • 04-02-2021
  • Mathematics
contestada

elimination process

7a-3b = 26
a + 2b =11

Respuesta :

rashmikushwahask
rashmikushwahask rashmikushwahask
  • 04-02-2021

Answer:(a=5,b=3)

7a-3b = 26--------(1)

a + 2b =11---------(2)

on mutlplying by7 in eq 2

= 7a+14b=77-------(3)

from eq(1) and (3) (on substracting)

7a+14b=77

7a-3b=26

________

=-17b=51

b=51/17

b=3

on putting value of b in eq 1

7a-3b = 26

=7a-9=26

7a=35

a=5

Step-by-step explanation:

hope it helps

mark me brainliest

Answer Link

Otras preguntas

What words come from a Latin root that means overflow?.
A batch of 1000 is split into 10 smaller batches of equal size 100. The processing time of each unit is 2 minutes on every machine and the set-up time is 30 min
__________ is a measure of the relative mix of a business's variable costs and fixed costs, computed as contribution margin divided by income from operations.
pleaseee answer this!!!!
Which of the following equations is equivalent to 3(2p + 4) - (3p - 4) = 43? A. 2p + 16 = 43 B. 3p + 16 = 43 C. 2p + 8 = 43 D. 3p + 8 = 43
Select all of the terms that are "like."xy2 x 2yxy 22 xyx 2- xy
WILL GIVE BRAINLIESTa(down)1 = 2a(down)n=-3a(down)n-1 + 2
Evaluate the following expressions if a = 2, b = 3, x = 4, and y = 5. 4ab+y x a^3 A.1/2 B.65 C.2 D.18
how do you feel about janie final confrontation with joe and her reaction to his death
What is output by the following program? def mult(a, b = 1, c = 1): print(a * b * c) mult(2, 5)