thefloatingballon thefloatingballon
  • 04-11-2020
  • Mathematics
contestada

Solve the system of equations by substitution:
y= x - 2
x+y=12

A. (7,5)
B. (5,3)
C. (0, 1)
D. (14, 12)

Respuesta :

shaiktext
shaiktext shaiktext
  • 04-11-2020

Answer:

y=x-2

so ...

x+(x-2)=12

2x-2=12

2x=12+2

2x=14

x=14/2

x=7

x+y=12

7+y=12

y=12-7

y=5

Answer Link

Otras preguntas

according the recent research, ice skaters are able to glide smoothly across the ice because
A proportion is an equation that states two _____ are equal
How many solutions are there to the system of equations? 4x-5y=5 and -.08x+.10y= 0.10No solution 1 solution 2 solutionsInfinite
Please help me solve this :)
Is ladies finger (otherwise known as okra) a C3, C4 or CAM plant?
PLEASE PLEASE HELP ME. GEOMETRY REFLECTIONS. INCLUDE EXPLANATION IF POSSIBLE. BOGUS ANSWERS WILL BE REPORTED
what are the four types of evidence for history
Which term best describes the movement of water molecules in and out of a cell
High valley antiques would like to issue new equity shares if its cost of equity declines to 10.5 percent. the company pays a constant annual dividend of $1.60
Who is credited with the projection of the first movie to a paying audience?