Solve using the tangent formula(real answers please)

Solve for x. −3/4(x+2)=6 enter your answer in the box

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15