Solving Systems of Linear Equations: Linear Combinations
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57:00
The system of equations below has no solution.
Which equation could represent a linear combination of the
system?
*x+?v=15
4x + 15 y = 12
x = 42
O 0=26
15 y=33
o o=0

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1