Tahjalyn
Tahjalyn
17-11-2014
Mathematics
Answered
x - (4x - 7) = 5x - (x + 21)
Answer :
luana
luana
18-11-2014
[tex]x-(4x-7)=5x-(x+21)\ \ \ \ | omit\ the\ brackets\\\\ x-4x+7=5x-x-21\\\\ -3x+7=4x-21\ \ \ | subtract\ 4x\\\\ -7x+7=-21\ \ \ | subtract\ 7\\\\ -7x=-28\ \ \ | divide\ by\ -7\\\\ x=4[/tex]
Answer Link
VIEW ALL ANSWERS ( 39+ )
Other Questions
Belvedere weighs 75 kg and likes to cycle on a Monark cycle ergometer. If his oxygen cost is 19.96 ml/kg/min what is his work rate?
1. What is the main theme of "The Hunger Games" regarding taking action within systems?2. How does Katniss Everdeen demonstrate the theme of resilience througho
Rigby Limited’s Machining Department had 20 000 units in work in process (WIP) on 1 March. These units were 40 per cent complete with respect to conversion. Dir
What volume of a 2.46 M magnesium nitrate (MgNO3)2) solution would be needed to make 275 mL of a .758 M solution by dilution?
Do not forget to say "_______________" to everyone involved. This can be in the form of a letter, phone call, email, or a gift. Make sure to include the volunte
Which is a better estimate for the height of a tennis net?
Choose which BEST defines the word. Use the context clues in the article to help. Commercial a Personal b For profit c Small
What are the two houses ofCongress?A. the Treasury and the SecretaryB. the House of Representatives and theSenateC. the Secret Service and the Presidency
Squats are used to strengthen thea. Chestb. ArmsC. Legsd. Back
How is the "colored balcony" in the courthouse evidence of segregation? Group of answer choices It provides extra seating for white spectators. It separates Afr