Solve the simultaneous linear equations y=2x+1 and x+y=7

1 answer:

MissTica3 years ago

5 0

Y=2x+1

x+y=7
x+(2x+1) =7
3x+1=7
-1 -1
3x=6
x=2------------> Y=2x+1
y=2(2)+1
y=5
X=2
Y=5

You might be interested in

Gwar [14]

Here

$\\ \sf\longmapsto$

4 0

3 years ago

miss Akunina [59]

Answer:

-2(0)²+24(0)-54

= -54

5 0

3 years ago

Studentka2010 [4]

Answer:

I believe the answer is 20

Step-by-step explanation:

8 0

3 years ago

san4es73 [151]

Answer:

A lot of work, but CD=$15, Premium=$35, and Deluxe=$85

4 0

4 years ago

madam [21]

31 is the answer because you would do 5 x 3 an that's 15 and if it's squared u technically add 15 a second time

6 0

3 years ago