2x+3y=17 --- 1
3x+6y=30 --- 2
x+2y=10
x=10-2y --- 3
Sub 3 into 1,
2(10-2y)+3y=17
20-4y+3y-17=0
3-y=0
y=3 --- 4
Sub 4 into 3,
x=10-2(3)
x=4
Therefore, Answer is (4,3).
30,000 equals 30,000 ones, since you are basically counting by one.
A graphing calculator finds the regression line to be
y = 5.5x + 52
Answer:2920 dam
Step-by-step explanation:
1 km=100 dam
29.2 km=29.2 x 100=2920 dam
Answer:
2×(1+10)
Step-by-Step
You are just substituting in where the parenthesis go.
But I am not entirely sure.