srilovebts
srilovebts srilovebts
  • 01-02-2022
  • Mathematics
contestada

solve the system of equations using elimination

15q - 4r = 62
5q + 8r = 86

Respuesta :

SofiaPosada25 SofiaPosada25
  • 02-02-2022

Answer:

q=6 r=7

Step-by-step explanation:

2(15q-4r=62)

30q-8r=124

5q + 8r = 86

35q=210

q=6

5(6)+8r=86

30+8r=86

8r=56

r=7

Answer Link

Otras preguntas

what is a number between 67 and 113 that is a multiple of 4,8,and 16?
What is the difference between insight and associative learning?
if you were sawmi, what you have done? would you have told truth to your father, given the letter to the headmaster or tried to provoke Samuel as swami did?
Solve x using logarithmic 7^x=3^[x+4]
please write a short summary of What I See in Lincoln's Eyes
What is LCM of 18,24,36,45
1) The term "Carolingian dynasty" generally refers to the reign of es A) Constantine and Crispus. B) Childeric, Clovis, and Clothilde. C) King Edward III and Jo
Find the maximum value of the function for the polygonal convex set determined by the given system of inequalities. 4x + 4y > 28 -2x + 6y < 26 -6x + 2y
A jigsaw piece is to a puzzle as elements are to __________: A. atoms B. compounds C. cells D. bonds
What is the average rate of change for this quadratic function for the interval from x= -5 to x = -3? A. 8 B. -16 C. -8 D. 16