Steph23465 Steph23465

04-02-2016
Mathematics

contestada

Y=-2x-6
Y=x+9
Elimination method

Respuesta :

apologiabiology apologiabiology

04-02-2016

so we have
y=-2x-6
y=x+9
elimination
multiply second by e
2y=2x+18
just add them

y=-2x-6
2y=2x+18 +
3y=0x+12
3y=12
divide by 3
y=4
subsitue
4=x+9
subtract 9
-5=x

x=-5
y=4

Answer Link

Otras preguntas

A circle is inscribed in a quadrilateral whose four angles have measures 86, 78, 99, and 97. Find the measures of the four arcs between consecutive points of ta

What is the last thing Robinson Crusoe finds on the shipwreck? A. tools that were tucked away in a locked cabinet B. a pair of cats that were hiding belo

Please help me with this

The total dna content of each daughter cell is reduced during meiosis because

which article or group of articles addresses the qualifications Georgians must have to vote?

Julius Caesar / Why is Cassius so intent on convincing Brutus to join with the conspirators? A. Brutus knows where Caesar lives and can help the conspirators s

During whose reign did the efforts of christian missionaries reach their height?

Where would you MOST LIKELY look to find a timeline for the battles of the American Revolution?

An unknown mineral is scratched by a penny. It must _____

zitkala sa presents her strongest argument at the end of passage: A.so that the reader will forget the details from the rest of the passage B. in order to hide