Register

Solve the system of equations y=-5x x+3y=28 A. Infinate Solutions B. (-6, 30) C. (44, 39) D. (-2, 10) E. No solution​

Solve the system of equations y=-5x x+3y=28 A. Infinate Solutions B. (-6, 30) C. (44, 39) D. (-2, 10) E. No solution​
211k views
2 votes
Solve the system of equations y=-5x x+3y=28

A. Infinate Solutions
B. (-6, 30)
C. (44, 39)
D. (-2, 10)
E. No solution​

User Siddardha Budige
by
8.7k points

2 Answers

5 votes
(-2,10) is the correct answer
User Demetri
by
7.7k points
2 votes
Use substitution
Plug in -5x for y in the second equation
x + 3(-5x) = 28
x - 15x = 28
-14x = 28, x = -2
Now plug in -2 for x in first equation
Y = -5(-2) = 10

Solution: D. (-2, 10)
User Antoine Lassauzay
by
8.2k points
← Prev Question Next Question →

Related questions

User Judy
asked Aug 11, 2024 175k views
Find the sum of each infinate geometric series, if it existsa1=18, r = 0.6​
Judy asked Aug 11, 2024
by Judy
7.8k points
1 answer
2 votes
175k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!