16 Ch4 Lesson4 EquationsVariablesBoth SidesADVANCED.notebook October 11, 2016 Chapter 4 Lesson 4 Equations with Variables on Both Sides WarmUp: Solve. Answer should be in scientific notation. a.) (3.4 x 10 5 ) (2.8 x 10 12 ) b.) (7.4 x 10 6 )+(3.8 x 10 5 ) Chapter 4 Lesson 4 Equations with Variables on Both Sides D C V C istribute ombine like terms ariables to the left onstants to the right
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16 Ch4 Lesson4 EquationsVariablesBoth SidesADVANCED.notebook October 11, 2016
Chapter 4 Lesson 4Equations with Variables on Both Sides
WarmUp:Solve. Answer should be in scientific notation.
a.) (3.4 x 105) (2.8 x 1012)
b.) (7.4 x 106)+(3.8 x 105)
Chapter 4 Lesson 4Equations with Variables on Both Sides
DCVC
istribute
ombine like terms
ariables to the left
onstants to the right
16 Ch4 Lesson4 EquationsVariablesBoth SidesADVANCED.notebook October 11, 2016
Examples:
1.) Solve 8 + 4d = 5d
DCVC
istribute
ombine like terms
ariables to the left
onstants to the right
2.) Solve 6n 1= 4n 5D
CVC
istribute
ombine like terms
ariables to the left
onstants to the right
Now you try...
a.) 8a = 5a + 21 b.) 3x 7 = 8x + 23
Example:3.) Green's gym charges a onetime fee of $50 plus $30 per session for a personal trainer. A new fitness center charges a yearly fee of $250 plus $10 for each session with a trainer. For how many sessions is the cost of the 2 plans the same?
Green's Gym New Gym
Now you try...
d.) The length of a flag is 0.3 less than twice its width. If the perimeter is 14.4 ft longer that the width, find the dimensions of the flag.
16 Ch4 Lesson4 EquationsVariablesBoth SidesADVANCED.notebook October 11, 2016