dnee8321
06.07.2019 •
Mathematics
Solve each system by substitution. show all 1) y=2x-1 6x-3y=7 solution: work:
Solved
Show answers
More tips
- C Computers and Internet 3D Glasses! What is this thing?...
- C Computers and Internet How to insert videos into LiveJournal?...
- C Computers and Internet How Much Does an iPhone Cost in America?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
- L Leisure and Entertainment How to Make a Paper Boat in Simple Steps...
- T Travel and tourism Maldives Adventures: What is the Best Season to Visit the Luxurious Beaches?...
- H Health and Medicine Kinesiology: What is it and How Does it Work?...
- O Other How to Choose the Best Answer to Your Question on The Grand Question ?...
Answers on questions: Mathematics
- M Mathematics What is the measure of angle x?...
- M Mathematics List the common factors of the numbers 9 and 18...
- M Mathematics Anyone want to do a zoom 12-14...
- M Mathematics 100% e Tom s garage is 12 feet tall and 20 feet wide. He wants to build a scale model of his garage for his son s play cars. he 12 ft 20 ft Tom wants the scale model...
- W World Languages How do u spell some thing you do at night...
Ответ:
\left[x \right] = \left[ \frac{7}{6}+\frac{y}{2}\right][x]=[67+2y]
Ответ:
Step-by-step explanation:
angle MRP
angle PRS=angle RPN (alternate angles)
2x+x+x+78°=180°(sum of angles of a triangle)
4x+78°=180°
4x=180°-78°
4x=102°
4x/4=102°/4
x=25.5