What number solves the equation 1/4(x-2)=10?

Nine more than four times a number is the same as one less than twice the number. find the number?

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Which of the following is the sum of 3 1/6 + 6 3/8?