Seudónimo Seudónimo
  • 01-08-2018
  • Mathematics
contestada

What is the value of x?

What is the value of x class=

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 01-08-2018

The formula to start with is (DC +CE) * CE = (AB + BE) * BE

Replace the letters with the numbers and equations:

(1 + x+4) * x+4 = (11 + x+1) * x+1

(x+5) * (x+4) = (x+12) * (x+1)

x^2 + 9x +20 = x^2 +13x +12

x^2 = x*x = 2x

11x+20 = 15x+12

20 = 4x+12

8 = 4x

x = 8/4

x = 2

Answer Link

Otras preguntas

What are the base pairs in DNA and RNA?
Where were the first magazines published? A. France B. Spain C. The United Kingdom D. The United States
how to solve 6x-3=7x-11
roland , along with a few others, robbed a bank in his neighborhood. while escaping from the bank post the robbery, he accidentally injured one of the bank’s cu
conflict management is dealing with conflict in either a _________________.
Which equation represents a quadratic function? (1) y = x + 2 (3) y = x 2 (2) y = ∙x + 2∙ (4) y = 2
type: item in a larger work (poem
Elected U.S. Senators have six-year terms. True False
¿cómo se llama el volcán que se encuentra al oeste de ciudad antigua?
Locus of control suggests that people either believe they control their own lives or believe their destinies are controlled by others or chance. TRUE or FALSE.