supergirl20
supergirl20 supergirl20
  • 03-03-2017
  • Mathematics
contestada

someone tell how to get the answer plz

someone tell how to get the answer plz class=

Respuesta :

LivingDeadGirl9201
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

Otras preguntas

What fossils prove that Kansas once was an underwater environmentmammal fossils A. mammal fossils B. marine fossils C. bird fossils D. plant fossils
Rose bushes usually rebloom from year to year. Roses, therefore, would be considered (A) annuals (B) biennials (C) perennials (D) evergreen (E) none of these
Which pair of terms best describes the type of change that occurred in the reaction?
What structure receives stimuli from the external environment and relays that stimuli to the afferent neuron?
root 12 + root 192 - root 147
what did hitler think could be done to stop handicapped children from being born
The fibrous protein that makes up your hair, fingernails, and toe nails is called:
The electric field everywhere on the surface of a thin, spherical shell of radius 0.795 m is of magnitude 889 n/c and points radially toward the center of the s
infer word meaning from context
find the area of a square with side lengthd of 5 4 inches