businessarrow36 businessarrow36

21-12-2020
Mathematics

contestada

Solve the following systems of equations using the substitution method.

5x+3y=1
X+2y=3

Answers
(1,2)
(-1,2)
(1,-2)
(-1,-2)

Respuesta :

samuelrengifo samuelrengifo

21-12-2020

Answer:

(-1,2)

Step-by-step explanation:

x = 3-2y

then

5(3-2y) + 3y = 1

15 -10y +3y = 1

14 = 7y

y = 2

then

x = 3-2(2)

x = -1

Answer Link

Otras preguntas

first person complete it gets brainlist24 to 18 is the same as 5 to 1 is the same as (ratio)

Equivalent Ratio's; ...:13 = 30:39

Factor the GCF -12x^3y^5-9x^2y^2+12xy^3

If x= -4 and y=-8, which expression would have a negative value? A: x+y B: x-y C: x*y D: x/y

solve for r in the parallelogram

Use the table on the right to convert from decimal to octal. The octal value of decimal 12 is 13. The octal value of decimal 9 is 1001. The octal value of decim

how many cells a dolphin have in it body

Is this answer right??

work out the value of x

Please give me the correct answer.Click the choice that best explains the effect of the allusions. A:They compare and contrast Edbird with the spooky raven. B:T