Answer:
Genes are DNA transferred to off spring by parents
Answer:
it is because 20 + 20 is 40 and then 40 - 20 = 20
The formula is y = mx + b when b = y-intercept and m is the slope.
Slope = Rise/Run So 1/2.
Y-Int. = The y value at which x = 0. Which is -3
The line has the formula:
Y = 1/2x - 3
Hope this helps :)