What value of x makes the equation below true?
3/4 (x + 20) = 2 + +(x - 2) helpp

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points