supergirl20
supergirl20
03-03-2017
Mathematics
contestada
someone tell how to get the answer plz
Respuesta :
LivingDeadGirl9201
LivingDeadGirl9201
03-03-2017
use elimination
4x+8y=20
(+)-4x+2y=-30
added together the x's are eliminated
10y=10
y=1
hope this helps!
Answer Link
VER TODAS LAS RESPUESTAS ( 57+ )
Otras preguntas
which of the following is an arithmatic sequence A. 1,5,25,625 B. 3,-3,3,-3,3 C. 2,5,10,15 D. -4,-7,-10,-13,-16
How important is citations for writing and what is their purpose?
Exercise is one of the most important keys to wellness
Find the value of x for which line a is parallel to line b. 34 32 68 56
In "The Importance of Imagination," what does the author suggest as the main way her high school history teacher influenced her? A. The teacher showed her that
How did Mary Leakey’s discovery change the modern understanding of prehistoric humans?
How is a mineral of volcanic origin with large crystal most likely formed
The scientist performs additional analyses and observes that the number of major earthquakes does appear to be decreasing but wonders whether the relationship i
The temperature difference between the inside and the outside of an automobile engine is 434 C°. Express this temperature difference on: a. The Fahrenheit scal
Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it? A.box(cost) B. Energy(weig
