is456789 is456789
  • 01-03-2017
  • Mathematics
contestada

y+3=x
3x+4y=16


Find the solution using the substitution method.

Respuesta :

yiwen yiwen
  • 01-03-2017
to the beginning,we know y+3=x
then,substitute x into y
=>3(y+3)+4y=16
then,to solve y
7y=16-9
y=1
so,x=y+3=4
Answer Link

Otras preguntas

please help me I'm so confused
Risotto is made from which variety of rice? • A. Sushi B. Arborio • C. Jasmine • D. Basmati
You spin the spinner two times. If you get blue both times, you win $15. If you don't, you lose $2. How much money do you expect to win or lose if you play thi
help thanksSSSSSSSSSS
Find x if ∠m1 = 2x + 10 and m∠2 = 3x - 6
What are two characteristics of the digital marketspace?.
Why do the stars appear to move across the night sky?
A 2-column table with 3 rows. The first column titled metal has entries aluminum, iron, lead. The second column titled density (grams per cubic centimeter) has
1. The circle x² + y² = 45 is shown graphed along with the point (6, 3). (a) Determine graphically the slope of the line segment connecting the origin to the po
Find the error with subject-verb agreement. Select the incorrect verb and type it correctly. The Arlington Environmental Association have worked for decades wit