Luztapia Luztapia
  • 24-09-2014
  • Mathematics
Answered

7-3r=r-4(2+r)
5h-7=5(h-2)+3

Answer :

luana
luana luana
  • 25-09-2014
[tex]7-3r=r-4(2+r)\\\\ 7-3r=r-8-4r\\\\ 7-3r=-8-4r\ \ \ |Add\ 4r\\\\ 7+r=-8\ \ \ |Subtract\ 7\\\\ r=-15\\\\ Solution\ is\ r=-15 [/tex]
Answer Link

Other Questions

if you wanted to describe an increase in volume to your class which of the following objects would be the best item to use
approximately how many grams of sodium chloride NaCl are required to prepare 500 mL of 300 M solution
A short stop makes an error by dropping the ball As the ball drops its height h in feet as a function of time t is modeled by ht 16t2 3 A slow motion replay of
How did the Greek colonies help industry to grow
What is 19x7 I dont know how to do this
Estimate the unit rate if 12 pairs of socks sell for 579
A 50kg child on a skateboard experiences a 75N force What is the expected acceleration of the child
How many solutions does this system of equations have 2xy1 4x2y2 Anone Bexactly one Cexactly two Dinfinitely many
My questions is In the diagram above three beams of light encounter a medium Light ray A is reflected while light rays B and C are absorbed How can the medium b
What do people call god he