Answer:
x = -1.8
Step-by-step explanation:
10(-1.8) - 2 = -18 - 2 = -20
so X = -1.8
Y' = -2x+a
0 = -2(3)+a
6=a
8=-(3)^2 +(3)(6)+b
b=-1
Answer:
General Equation of a Line

Step-by-step explanation:
Find the slope first and then place the values on the general formula. The final step is to solve for y
Answer:
1000
Step-by-step explanation:
Round the 6 in 600, this is 1 significant figure.6 rounds up to 10 making 1000