Discover new knowledge and insights with IDNLearn.com's extensive Q&A platform. Join our Q&A platform to access reliable and detailed answers from experts in various fields.

Solve each system by substitution. − 7x + 2y = − 19
2y − 21 = x


Sagot :

Answer: the first one is x=19/7+2y/7

the second one is y=x/2+21/2

hope this help :)

Here is the step by step explanation
Hope this helps
Leave a like and brainliest!
View image Zaidb27
We value your participation in this forum. Keep exploring, asking questions, and sharing your insights with the community. Together, we can find the best solutions. Thank you for choosing IDNLearn.com for your queries. We’re committed to providing accurate answers, so visit us again soon.