Answer A, B,C. Combine the following to write an equivalent expression: a. 4X + 7 +X-1
B. 3K + 4 - K + 8
C. 3y+4.Z-Z + 6y + 9​

S-7< 3 i need answering this problem someone asap answer

M the table below represents a linear function f(x) and the equation represents a function g(x): x f(x)−1 −50 −11 3g(x)g(x) = 2x − 7part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points)part b: which function has a greater y-intercept? justify your answer. (4 points)

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor