Answer:
6/21.
Step-by-step explanation:
let the rational number be 2x/7x.
2x + 4 / 7x - 2 = 10 /19
Cross multiply:
19(2x + 4) = 10(7x - 2)
38x + 76 = 70x - 20
96 = 70x - 38x
32x = 96
x = 3.
So the rational number is 2*3/ 7*3
= 6/21.
Answer:
12/1
Step-by-step explanation:
k = y/x, where y and x is how much is added to the respective variables each point.
Answer:
100
Step-by-step explanation:
since its collinear it has to be 180 -80 which equals 100.
4.1x+29
5(m-100)
I understand the third one but please correct me if I'm wrong
Answer:
(-5, 3)
Step-by-step explanation:
B = 2M - A
B = 2(-2, 5) -(1, 7) = (-4-1, 10-7) = (-5, 3)
