Questions on Algebra: Inverse operations for addition and multiplication, reciprocals answered by real tutors!

Tutors Answer Your Questions about Inverses (FREE)

Question 833070: I need help finding the inverse of x+1/2x+1.
Click here to see answer by josgarithmetic(39617)

Question 833589: (9 3/4)+(9 3/10)

Click here to see answer by JulietG(1812)

Question 833658: 5x-4+3x=44
Click here to see answer by unlockmath(1688)

Question 834665: the formulas s=0.04n+2500 gives an employees monthly salary s, in dollars, after selling n dollars in merchandise at an appliance store.
a.) find the inverse of the function. Is the inverse a function?
b) use the inverse to find the amount of merchandise sold if the employees salary was $2820 last month.
Click here to see answer by josgarithmetic(39617)

Question 836070: F(n)=-16+n/4 and G(n)=4n+16 show how they are inverses

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Question 838565: Find the exact value of sin theta if, theta = tan inverse (2/3)
Click here to see answer by lwsshak3(11628)

Question 840416: what's the inverse of y=10 f(x-11)+32
Click here to see answer by josgarithmetic(39617)

Question 841019: Find the inverse of the function g(x)=(x+3)/(4-x). What is the domain of g^-1(x)? What is the range of g(x)? PLEASE HELPP!!!!!!
Click here to see answer by Fombitz(32388)

Question 842681: xy = �12. What is the constant of variation for this relationship?
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Question 842684: V varies inversely with T and V = 12 when T = 6. Which equation shows this relationship?
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Question 842682: Which of the diagrams represent the following equation?
xy = 20
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Question 842729: what is y=3x+1
Click here to see answer by Fombitz(32388)

Question 845290: Wich sequence follows the rule 3n-2,where n represents the position of a term in the sequence?
A. 21,18,15,12,9,...
B. 3,6,9,12,15,...
C.1,7,10,13,16,...
D. 1,4,7,10,13,...
Click here to see answer by Edwin McCravy(20055)

Question 845690: in the formula d=rt the time t varies inversley with the rate r a student running at 5 mph runs one lap around the school in 8 minuets if a second student takes 10 minuets to run one lap around the school campus how fast is she running?
Click here to see answer by Alan3354(69443)

Question 846258: what is 304=B=-326
Click here to see answer by Fombitz(32388)

Question 847064: How do you find the reciprocal of a decimal?
(For example: 56.70)
My teacher wants me to write this in the lowest number. (If you know what I mean?)
Click here to see answer by richard1234(7193)

Question 847356: What is the additive inverse of 5x-3
Click here to see answer by richwmiller(17219)

Question 847595: 2/3 of what number is 16?
Click here to see answer by ewatrrr(24785)

Question 849762: Explain solving for x what is 5x divided by 6 = 20 Please help me
Click here to see answer by rvfer(117)

Question 850415: -5/9
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Question 851497: 3/5*5/1 reduced to lowest term
Fraction, mixed numbers, and whole numbers
Click here to see answer by richwmiller(17219)

Question 851610: Let f(x)=x+4 and g(x)=x^2-2. Find f(g(x)
Click here to see answer by Fombitz(32388)

Question 851728: How do you get rid of a negative X if it is part of the answer?
EX: Y-12=2Y-4
+12= +12
Y= 2Y+8
-2Y =(-2Y)
-Y=8
I know the answer is -8 but how did they just switch sides?
Click here to see answer by Fombitz(32388)

Question 853574: is this an inverse function?
f(x)=x-7 g(x)=x+7
Click here to see answer by richard1234(7193)

Question 855006: What is an equivalent equation not containing fractions for 2/3x +1 = 1/2

Click here to see answer by stanbon(75887)

Question 854520: Find the inverse function of g(x) = 2x + 4. Thank you.
Click here to see answer by Fombitz(32388)

Question 859126: What is the additive inverse of -100?
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Question 859126: What is the additive inverse of -100?
Click here to see answer by DrBeeee(684)

Question 859219: I don't get how to answer this step by step 8m+6=7m+5
Click here to see answer by ewatrrr(24785)

Question 859860: simplify: (1/64)1/3
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Question 859860: simplify: (1/64)1/3
Click here to see answer by stanbon(75887)

Question 859859: evaluate 7 square 9804 to three decimal places
Click here to see answer by Alan3354(69443)

Question 861891: What is 8 divide by x
Click here to see answer by ewatrrr(24785)

Question 862682: if g(x)=3x -4 what is the value of g-1 (g(-2))
Click here to see answer by Alan3354(69443)

Question 864532: the ratio of female teachers to male teachers in a junior college is 12:13.if there are 48 more female teachers than male.find total number of teachers?
Click here to see answer by LinnW(1048)

Question 864893: Find the inverse of each function, if it exists. Show work and circle answer
f(x)=6x + 11
Click here to see answer by jim_thompson5910(35256)

Question 865157: find the inverse of each function, if it exists. show work
f(s)=s^2+12
Click here to see answer by tommyt3rd(5050)

Question 867151: Find the missing value.
m1=12, m2=9, d1=30, d2=? What does d2 equal?
Click here to see answer by ewatrrr(24785)

Question 868510: i have
Click here to see answer by Fombitz(32388)

Question 868510: i have
Click here to see answer by richwmiller(17219)

Question 868115: what is the inverse function of 2x+5

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Question 869023: The pair of points is on the graph of an inverse variation. Find the missing value.
(9, 5) and (x, 6)

Click here to see answer by josgarithmetic(39617)

Question 869023: The pair of points is on the graph of an inverse variation. Find the missing value.
(9, 5) and (x, 6)

Click here to see answer by Theo(13342)

Question 870243: WHAT IS THE MATH VERSION OF "five more than the opposite of 3 times the square of a number increased by 4 times the number"?

Click here to see answer by josgarithmetic(39617)

Question 871273: Using order of operations, simplify 3+[5-2(4+1)]
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