Mckayla4581
Mckayla4581
12-02-2016
Mathematics
contestada
2x+y=3 -4x-4y=-8 using elimination?
Respuesta :
Panoyin
Panoyin
12-02-2016
2x + 1y = 3 ⇒ 8x + 4y = 12
-4x - 4y = -8 ⇒ -4x - 4y = -8
4x = 4
4 4
x = 1
2x + y = 3
2(1) + y = 3
2 + y = 3
- 2 - 2
y = 1
(x, y) = (1, 1)
Answer Link
VER TODAS LAS RESPUESTAS ( 24+ )
Otras preguntas
This month chun's office produced 700 pounds of garbage.Chun wants to reduce the weight of garbage produced to 85% of the weight produce this month what is the
Rod brought 40 juice bottles to the picnic. He brought 28 apple juice bottles and the rest were orange juice bottles. What was the ratio of apple juice bottl
Which of the following best describes malleability? a. shine b. ability to be hammered thin c. hardness d. ability to be made into wire
Why isn't Somaliland recognized as a separate country?
which are examples of the roles of the popes and patrons of the arts in restoring the city of rome?
the ratio of girls to boys in the third hour class is 2;3.There are 12 boys in class how many girls are there?
Which one of the following individuals would be most likely to vote? a. A 30-year-old college graduate who has just moved to a new state b. A 19-year-old high
If a circle has a circumference of 6.28 inches, then what is the radius?
What is the value of the expression 8with a exponent of -2?
What is the purpose of the robot mice in “There Will Come Soft Rains”?
