keirra123
keirra123
23-08-2016
Mathematics
contestada
5x + 2y =12
- 6x - 2y = - 14
Respuesta :
Kunchan
Kunchan
23-08-2016
5x + 2y = 12
-6x - 2y = -14
Add them
-x = -2
x = 2
5x + 2y = 12
(5*2) + 2y = 12
10 + 2y = 12
2y = 2
y = 1
Answer Link
VER TODAS LAS RESPUESTAS ( 54+ )
Otras preguntas
Which equation could be used to find the nth term in the sequence below? 2, 5, 8, 11, 14, ... a. y=3n-1 b. y=3n-3 c. y=3n+2 d. y=2n+1
Who coined the term "evolution "?
Solve the initial value problem [tex] x^{2} \frac{d^{2}y}{dx^{2}} -3x \frac{dy}{dx} + 20y=0[/tex] [tex]y(1)=2[/tex] [tex]y'(1)=-8[/tex]
what value does the 5 have in 893.75
Why dont the duke and king leave as soon as they have the 6000 in hand?
A group of circular bottle caps have been arranged in rows and columns with an equal number of caps in each row and column. There are 25 bottle caps in the shap
HELP ASAP 1. What is the ultimate energy source for this food web Hawk Grasshopper Coyote Grass Mouse Preying mantis Raccoon Crow Snake 2. List 3 consumers
A brick oven has an opening as shown what is the area of the entire opening
. Read the excerpt. I look around the campfire at the friends I’ve made this summer, and I wonder how I’ll ever be able to say goodbye to these people, this pl
prin ce se caracterizeaza
