Which of the following ordered pairs are solutions to the system of equations below?

s 4x + 4y = - 9

y = 2x - 13

Question

Mathematics

Reese Hayden

3 May, 20:45

Which of the following ordered pairs are solutions to the system of equations below?

s 4x + 4y = - 9

y = 2x - 13

+3

Answers (1)

Know the Answer?

Trevin · Answer 1

x = 43/12

y = - 35/6

Step-by-step explanation:

4x + 4y = - 9

y = 2x - 13

4x + 4 (2x - 13) = - 9

4x + 8x - 52 = - 9

12x = 52 - 9

12x = 43

x = 43/12

y = 2*43/12 - 13

y = 86/12 - ¹²⁾13

y = (86 - 156) / 12

y = - 70/12

y = - 35/6

Which of the following ordered pairs are solutions to the system of equations below?s 4x + 4y = - 9y = 2x - 13

Which of the following ordered pairs are solutions to the system of equations below?

s 4x + 4y = - 9

y = 2x - 13