2x - 7 / 4 = x + 3 / 3

x=  

2

33

​  

=16  

2

1

​  

=16.5

Step-by-step explanation:

Please mark

it would take 5 hours i think idk i'm not that good at math.can you me with my questions i need asap.

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2