212k views
5 votes
Which constants can each equation be multiplied by so that one variable is eliminated when the equations are added? Check all that apply. The first equation can be multiplied by 5 and the second equation by –6 to eliminate the y. The first equation can be multiplied by –5 and the second equation by 6 to eliminate the y. The first equation can be multiplied by –5 and the second equation by 7 to eliminate the x. The first equation can be multiplied by 5 and the second equation by –7 to eliminate the x. The first equation can be multiplied by –5 and the second equation by 10 to eliminate the x.

7 x + 12 y = 54. 5 x + 10 y = 60.

User Dmathisen
by
4.2k points

2 Answers

3 votes
What they said is true
User Sribin
by
4.6k points
3 votes

Answer:

this is not a health question but

Step-by-step explanation:

The first equation can be multiplied by 5 and the second equation by –7 to eliminate the x.

The first equation can be multiplied by –5 and the second equation by 7 to eliminate the x.

User NoCommandLine
by
5.1k points