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 ( 62+ )
Otras preguntas
A dramatic demonstration, called "singing rods," involves a long, slender aluminum rod held in the hand near the rod's midpoint. the rod is stroked with the oth
x/2 + 4x/5= 13[tex] \frac{x}{2} + \frac{4x}{5} = 13[/tex]solve
Please help and thank you
If one cup is equal to 8 fluid ounces, how many fluid ounces are in 3 cups? Numerical Answers Expected! Answer for Blank 1:
please hurry fast i will give more points to brainliest answer (yes.. i will do brainliest and i need it to be a little bit lengthy because this is for essay) d
How does in vitro fertilization work?A. The sperm are "washed" to remove the unhealthy ones and then are placed directly in the uterus.B. Several eggs taken fro
15 points! please help! Use numerals instead of words. If necessary, use / for the fraction bar(s). In the given diagram, ∆ABC is a right triangle with . Segmen
What is the measure of angle C? Enter your answer as a decimal in the box. Round only your final answer to the nearest hundredth.
1. What are some of the characteristics scientists are looking for when they search for other Earth-like planets? 2. What technology are scientists using to se
for the first 6% of Emily's salary her employer match 100%of her 401(K) contribution, and from 6% to 12%, Emily's employer matches 50%of her 401(K) contribution
