Register

Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9? A.x + 2y = 21 B.4x + 6y = 64 C.2x + y = 36 D.4x + y = 21 E.-3x +…

Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9? A.x + 2y = 21 B.4x + 6y = 64 C.2x + y = 36 D.4x + y = 21 E.-3x +…
169k views
1 vote
Which equation combines with the given equation to form a system of equations with the solution x = 3 and y = 9?

A.x + 2y = 21



B.4x + 6y = 64



C.2x + y = 36



D.4x + y = 21



E.-3x + 4y = 33



F.3x + 2y = 28

User Yamen Ajjour
by
8.2k points

2 Answers

5 votes
its out of A  and D ..........................
User AmBear
by
8.5k points
7 votes
subsitute in all to see which ones have tthose solutions
subsitute 3 for x and 9 for y

A works
B is false
C is false
D is true
E is false
F is false

answer is A and D
User Slhck
by
9.0k points
← Prev Question Next Question →

No related questions found

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

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?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!