brooke1516
brooke1516
01-04-2020
Mathematics
contestada
3x + y = 4
x + 2y = -2
Respuesta :
domingogarcia483
domingogarcia483
01-04-2020
3x+y=4 (y=-3x+4)
Plug it in for y x+2(-3x+4)=-2
x=2
Plug in for x 2+2y=-2
y=-2
Solution: (2,-2)
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
The sizes of matrices A and B are given. Find the sizes of AB and BA whenever they are defined. (If the matrix product is undefined, enter UNDEFINED.) A is of s
Plot A(2,3) and B(2,5). What is the midpoint of points A and B?
How many solutions does the system of linear equations represented in the graph have? Coordinate plane with one line that passes through the points 0 comma 2 an
Although most predicted Phillip to ______ his father, he surprised them by reversing several of his fathers more malevolent policies. dislike resemble influence
I went shopping for a new car. the suggested manufacturers price is $26,985. With discounts for first time car buyer, being a college graduate, and the Labor Da
What work must be done to place a satelite of mass 30kg in orbit at a height of 50km above the earth with a velocity of 800m sec?
What work must be done to place a satelite of mass 30kg in orbit at a height of 50km above the earth with a velocity of 800m sec?
Amy thinks of three numbers, which she calls a, b and c. The ratio a: cis 4: 3. The ratio b: cis 7:5. The median of a, b and c is 80. Work out the values of a,
at the market opening, a customer purchases 200 shares of an S&P 500 inverse etf (-1x) at $50 per share. At the end of that day, the s&P 500 index decli
at the market opening, a customer purchases 200 shares of an S&P 500 inverse etf (-1x) at $50 per share. At the end of that day, the s&P 500 index decli
