herandylucas
herandylucas
05-02-2014
Mathematics
contestada
Substitution how do u do it??
Respuesta :
crisforp
crisforp
05-02-2014
3x-(2x+7) = -9 <=> x -7 = -9 <=> x = -2; y = 2(-2) + 7 = 3.
Answer Link
VER TODAS LAS RESPUESTAS ( 96+ )
Otras preguntas
Which of the following word problems represent an exponential function? (choose all that apply) Your answer: a)Renting a canoe costs $10 per day and an addition
What is (x-2)^2+(y+1)^2=4^2
Hellen invested 20,000 that earns 4.68% compounded monthly for four years00 earn 4.68% compounded monthly for 4 years future value
HELP ASAP this was due Friday I don't understand how please show work find center and radius
What is the freezing point of a 0.82 m aqueous solution of a non-volatile non-electrolyte? PLEASE HELP
Why does ponyboy realize he likes Dally in the book “the outsiders”
Are meteors tails the same as Comet tails?
The price of a cd was decreased by 2% to £14. What was the price before the decrease? Give your answer to the nearest penny.
I having trouble making a figurative language and it has to be 5 sentences long.
What is the average rate of change of f over the interval – 7 <3 < 2? Give an exact number.
