Answer: It is vertical
Step-by-step explanation:
5.
x - y = 11
2x + y = 19
2x - 2y = 22
2x + y = 19
-3y = 3
y = -1
x + 1 = 11
x = 10
(10, -1)
6.
-6x + 6y = 6
-6x + 3y = -12
3y = 18
y = 6
-6x + 36 = 6
-6x = -30
x = 5
(5, 6)
It's 10 - 4
moving decimal over to the right makes a negative exponent.
Answer:
B. 3x+5y≤20y≥1
Step-by-step explanation:
3 hours for a cap
x = cap
5 hours mittens
y = mittens
this is the amount of time
3x+5y <=20
she must do a pair of mittens
y>=1