We want to use the Substitution method to solve
7x - 2y = 1 (1)
x - 2y = 1 (2)
From equation (1), obtain
2y = 7x - 1 (3)
Substitute (3) into (2).
x - (7x - 1) = 1
-6x + 1 = 1
-6x = 0
x = 0
From (3), obtain
2y = 7*0 - 1 = -1
y = -1/2
Answer: (0, -1/2) or x=0, y= -1/2.
R - 3 < 5
r < 5 + 3
r < 8 Answer
Answer:
88%
Step-by-step explanation:
Answer:
It's C
The X and Y coordinates are both negative
Step-by-step explanation:
Quadrant 1- negative and positive
Quadrant 2- positive and positive
Quadrant 3- negative and negative
Quadrant 4-positive and negative
