Algebra

Find X such that the point (X, 8) is 13 units from (7, -4)

  1. 👍 0
  2. 👎 0
  3. 👁 170
  1. √((x-7)^2 + 12^2) = 13
    square both sides and expand
    x^2 - 14x + 49 + 144 = 169
    x^2 - 14x +24 = 0
    (x-12)(x-2) = 0
    x = 12 or x = 2

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    1. A small town is represented on a graph in the coordinate plane. The coordinates of the post office are left-parenthesis 2 comma 3 right-parenthesis. Which other building is in the same quadrant? (1 point) a, bank

    asked by ? on May 2, 2018
  2. math

    Which point has the coordinates(-0.5,- 2.5 )? A.point A B.point B*** C.point C D.point D What are the coordinates of point C? A. (-1, 2) B. (- 2,2) C. ( 1.5 ,2)*** D. (- 1.5, 2) Which statement is true about the ordered pair

    asked by Street fighter on April 13, 2019
  3. Algebra

    Find all points on the x-axis that are 10 units from the point (7, 6). (Hint: First write the distance formula with (7, 6) as one of the points and (x, 0) as the other point.)

    asked by Kim on October 6, 2014
  4. Algebra

    please check my answers. 2: how is the graph of y=-6x^2+4 different from the graph of y=6x^2 A: it is shifted 4 units to the left B: it is shifted 4 units to the right C: it is shifted 4 units up**** D:it is shifted 4 units down

    asked by Help me plzz on May 5, 2016
  5. Math

    A triangle has vertices at S(1, 1), T(2, -3) and U(4, 0). The triangle is translated up 3 units. What are the coordinates of the vertices of the image? 1. S(4, 1), T(5 -3) and U(7, 0) 2. S(1, 4), T(2, 0) and U(4, 3) 3. S(1, 4),

    asked by Blair Waldorf on March 23, 2015
  1. Physics test review

    A ball is thrown horizontally from the top of a building 30.1 m high. The ball strikes the ground at a point 66.8 m from the base of the building. The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion.

    asked by ann on November 8, 2014
  2. Math

    In ΔCAB, point E is the midpoint of segment AC and point D is the midpoint of segment BC. If the measure of segment AB is 8 units, what is the measure of segment segment ED? triangle CAB, point E is on segment AC between points A

    asked by Gus on November 20, 2019
  3. Math

    A straight line AB of length 10 units is free to move with its end on the axes.find the locus of the point p(x,y) on the line at the distance of 3 units from the end on the x-axis

    asked by Nestoryngeleja on July 9, 2016
  4. Math-please check

    5. Find three solutions of the equation y=9x-4. (A) (-5, -49), (-2, -22), (3, 23) (B) (-5, -49), (2, -22), (3, 23)*** (C) (-5, -49), (-2, -22), (-3, 23) (D) (5, -49), (-2, 22), (-3, 23) 9.Which is a rule that describes the

    asked by Rose on April 12, 2018
  5. math

    Which translation will change figure ABCD to figure A'B'C'D'? Polygon ABCD is drawn in the 4th quadrant of a 6 by 6 grid. Point A is at the ordered pair 4, negative 2, point B is at the ordered pair 6, negative 4, point C is at

    asked by Ana L. on September 18, 2019
  6. urgent math

    find the equilibrium point for the demand and supply functions D(p)=79-8p and S(p)=37+6p, where p is the price, in dollars, D(p) is the number of units demanded, and S(p) is the number of units supplied.

    asked by Anne on December 8, 2011

You can view more similar questions or ask a new question.