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

Point out one weakness in the articles of confederation.​
Can someone translate this for me please? tus propias palabras, ¿de qué habla este pasaje? Graba tu respuesta. Tu resumen debe ser por lo menos de 30 segundos
Grade 7, Unit 2 Assessment ipt Which of the following is made of cells? S
Please help I can’t figure this out it’s been a very long time since I was in 5th grade. Thanks
what is time and how is it made
A Substance like Zinc Oxide will not dissolve in water because it is
What is a good way to improve your coordination?
Which expression best represents all solutions of x for the equation cot x = –1.25, where k is any integer?
please help!! Which event from White Fang occurs as a result of conflict? O White Fang explores a tepee. O Three Eagles takes Kiche away O Lip-lip stops his con
Which of the following parenting styles does this scenario reflect? Lisette is in ninth grade. Her parents say she has to be home by nine every night unless the