-2(6n+3)
I need the answer help

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

What is the value of x in the equation7x+2y=48 when y=3

Write the component forms of vectors u and v, shown in the graph, and find v − 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>