A line has a slope of 1 and a y-intercept of 3. What is the value of y when x is 7?
1 Answer
Jul 23, 2017
Explanation:
Use slope-intercept format,
y=mx+b
y=(1)x+3 sincem=1 andb=3
y=x+3 simplify:(1)x = x
Now we apply the x value of 7:
y=x+3
y=7+3
y=10