Tarmarra21
Tarmarra21 Tarmarra21
  • 03-03-2017
  • Mathematics
contestada

Solve the system of equations and choose the correct ordered pair. 

2x + 5y = 15
5x + 10y = 35


Solve the system of equations and choose the correct ordered pair 2x 5y 155x 10y 35 class=

Respuesta :

Аноним Аноним
  • 03-03-2017
I think the answer is C. (5,1)
Answer Link
Аноним Аноним
  • 03-03-2017
Multiply first equation by 2, 
4x + 10y = 30

Now, subtract first equation from second,
x = 5

Substitute the value in first equation, 
2(5) + 5y = 15
5y = 15 - 10
y = 5/5
y = 1

In short, Your Answer would be Option C) (5, 1)

Hope this helps!
Answer Link

Otras preguntas

when you subtract one negative integer from another will your answer be greater than or less than integer you started with? Explain your reasoning and give exa
Please Help!!! A gym teacher orders 42 tennis balls. Each package contains 3 tennis balls. Which of the following equations represents the number (x) of package
What is 4 ten thousands 4 thousands times 10
when is the product of two integers less than or equal to both of the two factors
James used base-ten to show that 40 is one-tenth of 400. Explain your reasoning
A Wood carver has made 179 carved animals. The animals will be shipped in boxes that hold only 8 animals each. How many boxes will be completely filled ? How ma
Is initial velocity can be negative?
writing in math use counters tell how to make 10 when adding 8 5
you spend $46 on supplies to make wooden ornaments and plan to sell the ornaments for $8.50 each what is the number of ornaments that you must sell in order to
how do you do expanded form in three ways to the number 37,917,545