monkeypicklehug monkeypicklehug

18-09-2017
Mathematics

contestada

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 4 x - y = 0

Respuesta :

texaschic101 texaschic101

18-09-2017

x + y = 4
x - y = 0
------------add
2x = 4
x = 4/2
x = 2

x + y = 4
2 + y = 4
y = 4 - 2
y = 2

solution is (2,2)....so it contains one point <==

Answer Link

Otras preguntas

why did the founding fathers include a bill of rights in the U.S. constitution?

Factor the expression using the GCF. The expression $32z-48$ factored using the GCF is

In a set of eight consecutive integers, the smallest integer is more than $\frac35$ of the largest integer. What is the smallest possible value of the sum of th

Explain why Alberto and Ricardo like or dislike the following activities using the word's that follow after the sentences. A Ricardo le gusta hacer la tarea A R

question down below! Thank you for taking ur time <3

I want to know the history of ancient wars?

Determine which of the lines, if any, are parallel. Explain. Line a passes through (-1, 3) and (1, 9). Line b passes through (-2, 12) and (-1, 14). Line c passe

Keiko tosses one penny and Ephraim tosses two pennies. The probability Ephraim gets the same number of heads that Keiko gets is (A)1/4 (B)3/8 (C)1/2 (D)2/3 (E)3

What is the mode of the following numbers? 9,8, 7, 1,1

Kala is flying two kites. She has 100 feet of string out to one kite and 115 feet out to the other kite. The angle formed by the two strings is 33° as shown in