jewerls jewerls
  • 04-03-2017
  • Mathematics
contestada

X=-6+y x-3y=28 substitution

Respuesta :

wolf1728
wolf1728 wolf1728
  • 04-03-2017
A) x=-6+y
B) x-3y=28
We can substitute equation A into B

B) -6 + y -3y=28
B) 
-2y = 34
y = -17
x = -23

Answer Link

Otras preguntas

1 of 39 men is chosen at random. 27 men passed the test. 12 men failed. What is the probability that the man failed his test​
25= 5(3X-4)^1/3 PLEASE HELP AND SHOW WORK! THANKS SM
how fast would u have to throw a baseball for it to catch on fire? (explanation in step by step equations)
Say 4 things that you would do if you had one hour of free time. Use 2 regular and 2 irregular verbs.
Find an explicit formula for the geometric sequence 2, 6, 18, 54, .... Note: the first term should be b(1). b(n)=
Suppose we want to choose 7 letters, without replacement, from 12 distinct letters. (a) How many ways can this be done, if the order of the choices is not relev
The length of a rectangle is 2ft longer than it’s width. If the perimeter of the rectangle is 32 ft, find it’s area
convert 5'5 into meters​
If you observed this pattern in your data while measuring wind speeds on a specific day, what could you infer about the motions of air masses in the area?
please answer the following mcqs with proper explanation​