Mathematics
OpenStudy (anonymous):

Select the best possible first step to solving the following system by first eliminating the x variable. 5x – 7y = –4 3x – 10y = –14

OpenStudy (anonymous):

a: Multiply the first equation by –3 and multiply the second equation by –5. b: Multiply the first equation by –3 and multiply the second equation by 5. c: Multiply the first equation by 3 and multiply the second equation by 5. d: Multiply the first equation by 4 and the second equation by 14.

OpenStudy (anonymous):

You should multiply the equations by a number that will make absolute values of coefficients of the term with one of the variables equal. In this case, multiplying first equation by -3 and second by 5 will make the coefficients of x -15 and 15. Adding will then eliminate x.

Latest Questions
TheShootingStar100: Hi I' new here I need help earning more medals how do I get more
1 hour ago 11 Replies 2 Medals
TheShootingStar100: How do I earn more fans
4 hours ago 8 Replies 1 Medal
Coperdom: how to do the sum of num
8 hours ago 1 Reply 0 Medals
Coperdom: Help
9 hours ago 0 Replies 0 Medals
Coperdom: Help
7 hours ago 6 Replies 0 Medals
Sailor: stress art again bc ive absolutely had a terrible day
9 hours ago 10 Replies 2 Medals
0mega: Phantom of the Opera drawing
10 hours ago 11 Replies 4 Medals