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 30 6/5 simplified

1. A football is kicked horizontally from a 20m high wall. How long is it before it lands? Take gravity to be 10 m/s*2 and ignore air resistance.2. If its horiz

Are there any specific modules or functionalities in QuickBooks designed to address Singapore's accounting and tax regulations?

M is directly proportional to r^3 When r=4, m=160 Work out value of m when r =2

19. The capitals of two partners in a business are 30,000 and 45,000. The net profit after deducting expenses is 12000. find the profit of each partener in the

1560ml means___ l and____ml

There are 20 math problems divided into 4 equal columns on a worksheet. Your teacher has you cross out one column of problems. Use the equation 20-20/ 4=p to fi

Subject verb agreement “either the car or the cyclist _____ responsible for the accident”

Almost all the helium in the universe was formed between 2-15 minutes after the Big Bang. True or False?

Austin is the youngest brother. He likes his hot chocolate with 4 ounces of chocolate syrup and 6 ounces of milk. Whose hot chocolate is more chocolatey, Austin