Since you have an equation equal to both x and y, you can either substitute the equation equal to x for x or the equation equal to y for y.
x=y-1
y=4-2x
I would substitute the y in using 4-2x
x=(4-2x)-1
x=3-2x
3x=3
x=1
Then plug in x and solve for y
1=y-1
2=y
Answer:
11.95
Step-by-step explanation:
If she had $6.95 and she owed her friend 5 dollars that means the friend gave her 5 dollars. So $6.95 + $5 = to $11.95. So that's how much the snack cost
In order of least to greatest: -5/16 , -3/8 , -0.65 , 2/4
Answer:
The area of the circle is 
Step-by-step explanation:
step 1
Find the radius of the circle
we know that
The circumference of a circle is equal to

we have

assume

substitute the values

![r=31.4/[2(3.14)]=5\ units](https://tex.z-dn.net/?f=r%3D31.4%2F%5B2%283.14%29%5D%3D5%5C%20units)
step 2
Find the area of the circle
The area of the circle is equal to

substitute the values

