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

Based on the phylogenetic tree below, which groups of plants evolved most recently? mosses mosses and ferns gymnosperms and angiosperms
Increase of greenhouse gases, due to human activity, is warming the oceans. This causes changes in climate. Name three Earth spheres which interact in this pro
Which describes a reason fifteenth-century Europeans wanted to find a sea passage to East Asia?
Bills can be forced out of committe by? a. by removing a hold b. by a committee chair c. by a vote of cloture d. by a discharge petition signed by a majority of
what changes caused these problems? between the patriots and king george and parliament
Based on the graph of kinetic energy given (gray curve in the graphing window), sketch a graph of the baseball's gravitational potential energy.
The recording of urinary bladder pressure at various volumes is called a __________.
Santana is plotting points on a graph. The ratio of y-value to x-value is 3 to 4 for each point. What will be the x-value of a point with a y-value of 12?
a scientific law _____. is true all the time answers how and why phenomenon happen can evolve over time is a guess
Which option shows the correct order of events in India’s history?