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3 votes
Please Help Fast!!! 20 points

Solve the system of equations: y−x=20 2x−15y=−1

User Will WP
by
3.0k points

2 Answers

6 votes

Answer:

x= 15y - 1

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2

Step-by-step example

you should use cymath it help with equations

User Shivesh Suman
by
3.6k points
5 votes
isolate y: 2x-15(20+x)=-1
isolate x: 20-23 = -3
substitute: x = -23
answer: (-23, -3)
User Mayr Technologies
by
3.2k points