TRUEBOSS72
TRUEBOSS72
12-03-2018
Mathematics
contestada
Please help me on this....
Respuesta :
choixongdong
choixongdong
12-03-2018
8x + 4y = 16
x + 7y = 15
multiply second equation by (-8)
-8x - 56y = -120
so now
8x + 4y = 16
-8x - 56y = -120
-----------------add
-52y = -104
y = 2
7(2) = 15 - x
14 = 15 - x
x = 1
answer is C.
(1, 2)
Answer Link
VER TODAS LAS RESPUESTAS ( 88+ )
Otras preguntas
Question 2 of 20 1.0 Points The cost of college tuition is: a. rising at a slower rate than family income or student financial aid. b. rising at about the same
which of the following is most likely to occur in a matrilineal society? a. all property is inherited by the oldest son upon the death of his father b. women ch
In a wagner matinee lines 133-146 .how does aunt georgiana respond to the setting of the boston concert hall?
A system of commerce where several companies work together to control prices and limit competition is called a _____. monopoly strike trust cartel
Endorphins resemble painkillers such as morphine. Answer a. True b. False
An ethical issue is a problem, situation, or opportunity
Draw and compare models of 3/4 of a pizza pie and 6/8 of a same size pizza pie. Plzzzz help.
Why are William Bradford, Samuel Sewall, John Winthrop, and Cotton Mather important colonial writers? a. They authored Revolutionary pamphlets. b. They record
Simplify the following 48/72
What is the molarity of a 2.0 L sodium hydroxide solution containing 10.0 grams of solute? A.0.80 B.0.13 C.5.0 D.0.25
