Answer:
1.) 2x-y=-7 --> y=2x + 7
2.) 5x+3y=12 --> y= -5/3x + 4
3.) x-y=1 --> y= x- 1
4.) x-3y=-15 --> y=1/3x + 5
5.) 8x-10y=20 --> y=4/5x - 2
6.) 14x+6y=36 --> y=-7/3x+6
Step-by-step explanation:
Hope this helped.
Answer:
The solutions are 
Step-by-step explanation:
we have

Complete the square. Remember to balance the equation by adding the same constants to each side


Rewrite as perfect squares

square root both sides


12-3=9 they switch up and it still equals the same thing
Answer:
I think its 25 (proceed with caution)
Step-by-step explanation:
15×4=60 so basically 6.25×4=25
6.25 = 6 1/4
Hi I don’t really understand can you explain a little bit please