reggietaylor23 reggietaylor23

09-01-2022
Mathematics

contestada

) Solve the simultaneous equations x + 6y = 20 х+ x + 2y = 8

Respuesta :

karmbel1982 karmbel1982

09-01-2022

Answer

x + 6y = 20 {eq -1}

-

x + 2y = 8. {eq-2)

elimination method

4y=12

4. 4

y=3

substitute y=3 into eq 2

x + 2y =8

x +2(3)=8

x +6=8

x=8-6

x=2

Answer Link

yusrakamil942 yusrakamil942

09-01-2022

(X,Y)=(8/31,40/31)
Is the answer

Answer Link

Otras preguntas

Giselle graphs the function f(x) = x2. Robin graphs the function g(x) = –x2. How does Robin’s graph relate to Giselle’s?

Can someone please answer. There is one problem. There's a picture thank you!

Factor each expression. Show your work. r2 + 12r + 27

Individuals living in highly populated areas are more inclined to _______. a. violence b. social interaction c. appetite loss d. all of the above

I need the sammary of the poem "A Heritage of Trees" by David Horsburgh

In a basketball tournament, team A scored 6 more points than 3 times as many points as team B scored. Team C scored 45 more points than team B scored. The combi

gas is real at ? plz ans

On a topographic map, what is used to show elevation?

What is the constant term in the expression 10xy + 9x2y + 8x + 7? A. 7 B. 8 C. 9 D. 10

What is an example of a heterozygous genotype?