Posted by **y912f** on Saturday, May 1, 2010 at 10:28pm.

72. Solve for the variable in the equation:

4.9x + 4.4 = 19.1

x=3?

71. Does a machine that takes one quarter at a time into its input and produces one gumball in its output act like a function?

Yes?

69. Does a machine that takes one quarter at a time into its input and produces two gumballs in its output at like a function?

No?

65. Solve for a in the equation:

2 1/2 a= -25

(That's written: two and a half a equals negative twenty five)

I got a=-10

62. Determine if y=x/2 is a function.

Yes

58. An equation is not a function if even one x value produces _____ corresponding y values(s).

a. one

b. less than one

c. more than one

d. zero for a

C?

- Algebra -
**bobpursley**, Saturday, May 1, 2010 at 10:32pm
69,yes, it is a function,for each input, y=2

all others correct.

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