Subtract b and then a = (zma) - b
The first step to finding the equation of a line when 2 points are known....
the first step would be to use the slope formula to find the slope of the line
We can do this by just adding 14 to 14 until we get a number that is divisible by 10. We can do it this way because it will be a small number. Let's list them out. 14, 28, 42, 56, 70. 70 is divisible by 10, so 70 is the answer.