Solving Linear Systems Graphically Answers
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Which inequality has no solution?
A
6 (x + 2) greater-than x minus 3
B
3 + 4 x less-than-or-equal-to 2 (1 + 2x)
C
Negative 2 (x + 6) less-than x minus 20
D
x minus 9 less-than 3 (x minus 3)
22
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Six times a number is greater than 20 more than that number. What are the possible values of that number?
A
n less-than 4
B
n greater-than 4
C
n greater-than StartFraction 20 Over 7 EndFraction
D
n less-than StartFraction 20 Over 7 EndFraction
23
If , which equation is solved for t?
A
I – pr = tB
StartFraction uppercase I minus p Over r EndFraction = t
C
StartFraction uppercase I Over p r EndFraction = t
D
I + pr = t24
Which function has an inverse that is a function?
A
b(x) = x2 + 3B
d(x) = –9C
m(x) = –7xD
p(x) = |x|25
A construction elevator can carry at most 2,320 pounds. If the elevator operator weighs 195 pounds and each palette of roofing material weighs 425 pounds, what is the maximum number of palettes of roofing material that the elevator can carry in one trip?
A
4.5B
5C
6D
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