The difference of 7 and a number x is 10

Write each expression in exponential form and find its value.| ! 2 x 2 x 2 x 2

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Find the value of the variable and the length of each secant segment.