Pleae i need !

given f(x)=x+2 and g(x)=10x-4, what is f(x)+g(x)?

a) 11x-2

b) 10x-2

c) 2x-4

d) 11x+6

Write a real-world solution that can be represented by the equation y = 7x be sure to explain what the variables represented in the solution

Solve the system by the elimination method. 3x - 2y - 7 = 0 5x + y - 3 = 0 to eliminate y, the lcm is 2. which of the following is the resulting equations? 1.3x - 2y - 7 = 0 5x + y - 3 = 0 2.3x - 2y - 7 = 0 -10x - 2y + 6 = 0 3.3x - 2y - 7 = 0 10x + 2y - 6 = 0

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?