Step-by-step explanation:
5x + 80 = 180
x = 20
2x = 40
3x=60
7x=140
Plot them then take a picture
Answer:
You will buy 8 jeans and two shirts.
Step-by-step explanation:
set up a systems of equations
identify your variables
jeans = j (a variable means like 'x')
shirts = s
identify a common way to eliminate a variable
(get a common value in both equations so you can add or subtract to leave on variable in which you can solve for)
Answer:
(-4,5)
Step-by-step explanation:
90 degree rotation = (-y,x)