andrew2598 andrew2598
  • 01-12-2019
  • Mathematics
contestada

How to solve system
X+y=10
X-y=2

Respuesta :

Yang100
Yang100 Yang100
  • 01-12-2019

Answer:

x=6, y=4. (6, 4).

Step-by-step explanation:

x+y=10

x-y=2

----------

x=y+2

y+2+y=10

2y+2=10

2y=10-2

2y=8

y=8/2=4

x+4=10

x=10-4=6

Answer Link

Otras preguntas

You are given an aqueous solution of NaCl. The simplest method for the separation of NaCl from the solution is (A) evaporation of the solution to dryness (B) c
what is 54 times 3 times 71 minus 45 plus 102 divided by 6 times 25 subtracted by 34 times 141 plus 32 subtracted by 67? Also put 578402/10856 in simplest form.
What is a fraction name for 4
ray wants the larger of two aquariums.One aquarium has 20 in. by 20 in. and has a height of 18 inches.The other aquarium has a base that is 40 in. by 12in. and
what is the density of a orange if its mass is 158.2 g and the volume is 106 mL
what is the density of a orange if its mass is 158.2 g and the volume is 106 mL
27 devided by 1053 in decimal form like 528.6
ray wants the larger of two aquariums.One aquarium has 20 in. by 20 in. and has a height of 18 inches.The other aquarium has a base that is 40 in. by 12in. and
"Pilgrim progress" what does the town vanity symbolize?
What is a fraction name for 4