Solve the following system by substitution method. 2x-7y=12-x+3.5=-6

1 answer:

Semmy [17]3 years ago

7 0

-x+3.5=-6
x= 3.5+6 = 9.5

2x-7y = 12
2(9.5) -7y = 12
19 - 7y= 12
7y = 19-12
7y = 7
y= 1

You might be interested in

suter [353]

The answer is 1/8.

Hope this helps!

~LENA~

6 0

3 years ago

Alina [70]

Answer:

0.500000

Step-by-step explanation:

5 0

3 years ago

Oduvanchick [21]

30x-12-8x+40
22x-12+40
22x +28

6 0

3 years ago

bulgar [2K]

Answer:

the answer is c, f(x)=3^x+3

Step-by-step explanation:

i hope this helped

5 0

3 years ago

goblinko [34]

Answer:

1/357

Step-by-step explanation:

In the attached file

8 0

3 years ago