maddyw38521 maddyw38521
  • 03-11-2017
  • Mathematics
contestada

Find the 2 numbers whose sum is 51 and whose difference is 13

Respuesta :

Аноним Аноним
  • 05-11-2017
2 #'s whose sum is 51: x + y = 51
2 #'s whose difference is 13: x - y = 13

add the 2 equations: 2x = 64 ⇒ x = 32
using either equation find y: 32 + y = 51 ⇒ y = 19
Answer the 2 #'s are 32 and 19
Answer Link

Otras preguntas

How did Shakespeare die? What evidence or speculations exist pertaining to his death
Let f(x) = 16x5 − 48x4 − 8x3 and g(x) = 8x2. Find f of x over g of x. 2x2 + 6x + 1 2x2 − 6x − 1 2x3 + 6x2 + x 2x3 − 6x2 − x
PLEEEEEEEEEEEEASE HELP!!!
HELP PLS !!!!!!!!!!!!!
define human rights in your own words
Need help answering this
Which pair of words from "welcome to 'Rise of the knights has a similar denotation but different connotations?A Combat and battleB Flourishing and treacherousC
after copying the information before you begin the following steps. complete or incomplete?
Determine whether the lines are parallel, perpendicular or neither: Line 1:4y−12=3x Line 2:2y−1.5x=−14
Which equation represents the formula for the general term, gn, of the geometric sequence 3, 1, 1/3, 1/9, . . .?