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Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76