Shanzeh22 Shanzeh22

03-12-2014
Mathematics

contestada

y=-3x - 4
y= 2x + 1

Respuesta :

03-12-2014

[tex] \left \{ {{y=-3x-4} \atop {y=2x+1}} \right. \\\\ substitution\ method\\\\ -3x-4=2x+1\ \ \ | subtract\ 2x\\\\ -5x-4=1\ \ \ | add\ 4\\\\ -5x=5\ \ \ | divide\ by\ -5\\\\ x=-1\\\\ y=2x+1=2*(-1)+1=-2+1=-1\\\\ Solution:\\ \left \{ {{y=-1} \atop {x=-1}} \right. [/tex]

Answer Link

Otras preguntas

find the area of the shaded regions.

These are similar figures. Solve for x

Choose the values that would complete the general solution for y= arctan (0.7002). (blank)+360k degrees -215 -35 -145 -325

A spinner has three sections. This table shows the results of spinning the arrow on the spinner 80 times. Section 1=18 Section 2=30 Section 3=32 What is the exp

Who led Guatemala when it became an independent nation in 1847? Rafael Carrera Quetzal Pedro de Alvarado Jimmy Morales

please help with this!

11 The area of a square is 49 cm2. What is the perimeter, in cm, of the square?

Find the factor of each ff. x²+27x+49

How many non- Jewish people were killed in the holocaust concentration camps? A. 2,000,000 B. 5,000,000 C. 6,000,000 D. 11,000,000

Which expression is equivalent to 6^4 • 6^3? (6•6•6•6)+(6•6•6)(6+6+6+6)•(6+6+6)(6•6•6•6)•(6•6•6)(6•6•6•6•6)•(6•6•6•6)