Answer:
1. 
2. 0.12
3. 13
4. -9/5
Step-by-step explanation:
- (- 4) + 8 is the same as doing - 1(- 4) + 8 or - 1 x (- 4) + 8
Any negative times a negative becomes a positive so we just do 1 x 4 = 4.
4 + 8 = 12.
Your answer is 12.
Answer:
The answer should be y=2x-4.
Step-by-step explanation:
The slope of the line (rise/run) is 2/1, or 2, and the y-intercept is -4.
Answer:
x - 2 ≥ 0
Step-by-step explanation:
The expression under the square root cannot be negative, thus
x - 2 ≥ 0 , that is
x ≥ 2